Annual report pursuant to Section 13 and 15(d)

Acquisitions, Goodwill and Other Long-Lived Assets (Details)

v3.19.3.a.u2
Acquisitions, Goodwill and Other Long-Lived Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Apr. 21, 2019
Dec. 31, 2019
Jun. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Jul. 14, 2019
Oct. 28, 2018
Jul. 25, 2018
Jun. 30, 2018
Oct. 22, 2017
May 07, 2017
Segment Reporting Information [Line Items]                        
Reduction of depreciation due to useful life study       $ 2,700                
Depreciation       30,896 $ 33,045 $ 30,862            
Impairment of Intangible Assets, Finite-lived       16,501 16,501              
Accumulated impairment loss   $ (32,639)   (32,639) (32,639)              
Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Impairment of Intangible Assets, Finite-lived       $ 16,501 16,501              
Atlantic [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid                       $ 22,500
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High         135              
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets                       1,821
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets                       1,821
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                       21,269
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets                       23,090
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities                       590
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities                       590
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets                       22,500
Atlantic [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       5 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                       1,150
Atlantic [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       15 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                       13,400
Atlantic [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                       $ 6,719
KCL [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid                     $ 640  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets                     223  
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets                     223  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                     517  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets                     740  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities                     100  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities                     100  
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets                     640  
KCL [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       2 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                     6  
KCL [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       15 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                     234  
KCL [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                     $ 277  
MMT [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid                 $ 3,737      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets                 81      
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets                 81      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                 3,656      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets                 3,737      
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets                 3,737      
MMT [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       4 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                 43      
MMT [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       15 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill                 1,659      
MMT [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles                 $ 1,954      
Southwest Freight Distributors [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid               $ 16,250        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets               933        
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets               933        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles               15,317        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets               16,250        
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets               16,250        
Southwest Freight Distributors [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       3 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill               650        
Southwest Freight Distributors [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       10 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill               9,200        
Southwest Freight Distributors [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles               $ 5,467        
FSA [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability       $ 33                
Business Combination, Contingent Consideration, Liability $ 11,803 11,770   11,770                
Cash Acquired from Acquisition 202                      
Business Combination, Acquired Receivable, Fair Value 1,491                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets 40                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Lease Right-of-Use Assets 3,209                      
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets 4,942                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 38,763                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets 43,705                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities 8,466                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other 5,030                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilies Assumed, Operating Lease 3,209                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities 16,705                      
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets $ 27,000                      
Business Combination, Contingent Consideration, Liability, Current   5,320   5,320                
Expected future contingent consideration liability   12,170   $ 12,170                
Period of years which earnout is calculated 2 years                      
FSA [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       5 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill $ 900                      
FSA [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       15 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 17,900                      
FSA [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 19,963                      
OST [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid             $ 12,000          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets             10,371          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Lease Right-of-Use Assets             1,672          
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets             12,043          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles             8,600          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Assets             20,643          
Business Combination, Recognized Identifiable Assets Acquired and Liabilies Assumed, Operating Lease             1,672          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finance Lease             6,971          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities             8,643          
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets             12,000          
OST [Member] | Noncompete Agreements [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       3 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill             850          
OST [Member] | Customer Relationships [Member]                        
Segment Reporting Information [Line Items]                        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       10 years                
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill             5,700          
OST [Member] | Goodwill [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles             $ 2,050          
Truckload Premium Services [Member]                        
Segment Reporting Information [Line Items]                        
Accumulated impairment loss   (25,686)   $ (25,686) (25,686)              
Pool Distribution [Member]                        
Segment Reporting Information [Line Items]                        
Accumulated impairment loss   $ (6,953)   $ (6,953) $ (6,953)              
FSA [Member]                        
Segment Reporting Information [Line Items]                        
Business Acquisition, Cash Paid 27,000                      
Business Combination, Contingent Consideration, Liability $ 15,000                      
KCL [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Contingent Consideration, Liability                   $ 100    
Measurement Input, Risk Free Interest Rate [Member] | FSA [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Contingent Consideration, Liability, Measurement Input Percentage 2.90% 2.20%   2.20%                
Measurement Input, Discount Rate [Member] | FSA [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Contingent Consideration, Liability, Measurement Input Percentage 4.40% 4.40%   4.40%                
Meaurement Input, Revenue Volatility [Member] | FSA [Member]                        
Segment Reporting Information [Line Items]                        
Business Combination, Contingent Consideration, Liability, Measurement Input Percentage 3.00% 5.00%   5.00%                
Trailers [Member]                        
Segment Reporting Information [Line Items]                        
Property, Plant and Equipment, Useful Life   10 years 7 years                  
Tractors [Member]                        
Segment Reporting Information [Line Items]                        
Property, Plant and Equipment, Useful Life   10 years 5 years                  
Property, Plant and Equipment, Salvage Value, Percentage   10.00% 25.00% 10.00%