Quarterly report pursuant to Section 13 or 15(d)

Acquisitions and Goodwill (Details)

v3.4.0.3
Acquisitions and Goodwill (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2016
USD ($)
$ / shares
Mar. 31, 2015
USD ($)
$ / shares
Jan. 25, 2016
USD ($)
Dec. 31, 2015
USD ($)
Mar. 09, 2015
USD ($)
Segment Reporting Information [Line Items]          
Proceeds from term loan $ 0 $ 125,000      
Long-term Debt, Term 2 year        
Business Acquisition, Pro Forma Revenue $ 229,549 240,145      
Business Acquisition, Pro Forma Income from Operations 21,405 5,942      
Business Acquisition, Pro Forma Net Income (Loss) $ 13,099 $ 2,358      
Business Acquisition, Pro Forma Earnings Per Share, Basic | $ / shares $ 0.43 $ 0.08      
Business Acquisition, Pro Forma Earnings Per Share, Diluted | $ / shares $ 0.43 $ 0.08      
Business Acquisition, Goodwill, Expected Tax Deductible Amount $ 100,156        
Carrying value of goodwill 206,517     $ 205,609  
Goodwill, Acquired During Period $ 908        
Towne [Member]          
Segment Reporting Information [Line Items]          
Business Acquisition, Cash Paid         $ 61,878
Escrow Deposit         16,500
Number of service points 61        
Number of independent contractor tractors 525        
Severance Costs   $ 2,109      
Business Combination, Acquisition Related Costs   5,101      
Restructuring Reserve $ 5,311 $ 4,664      
Restructuring Reserve, Period Increase (Decrease) 1,420        
Carrying value of goodwill         61,197
Business Combination, Acquired Receivables, Gross Contractual Amount         24,068
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets         2,916
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment         2,095
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets         614
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Total Tangible Assets         29,693
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles         127,197
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets         156,890
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities         28,920
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other         3,886
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt         59,544
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities         2,662
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities         95,012
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets         61,878
Ace [Member]          
Segment Reporting Information [Line Items]          
Business Acquisition, Cash Paid     $ 1,700    
Carrying value of goodwill     908    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles     1,700    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets     1,700    
Business Combination, Recognized Identifiable Assets Acquired and Total Liabilities Assumed, Net Total Assets     1,700    
Expedited LTL [Member]          
Segment Reporting Information [Line Items]          
Carrying value of goodwill 99,123     99,123  
Truckload Expedited [Member]          
Segment Reporting Information [Line Items]          
Carrying value of goodwill 45,164     45,164  
Pool Distribution [Member]          
Segment Reporting Information [Line Items]          
Goodwill, Impaired, Accumulated Impairment Loss (6,953)     (6,953)  
Carrying value of goodwill 12,359     12,359  
Intermodal [Member]          
Segment Reporting Information [Line Items]          
Carrying value of goodwill 56,824     $ 55,916  
Goodwill, Acquired During Period $ 908        
Noncompete Agreements [Member] | Ace [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     20    
Customer Relationships [Member] | Towne [Member]          
Segment Reporting Information [Line Items]          
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 20 years        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill         66,000
Customer Relationships [Member] | Ace [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     $ 772    
Towne possible net working capital shortfall [Member] | Towne [Member]          
Segment Reporting Information [Line Items]          
Escrow Deposit         2,000
Towne potential claims [Member] | Towne [Member]          
Segment Reporting Information [Line Items]          
Escrow Deposit         $ 14,500