Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v3.19.3.a.u2
Commitments and Contingencies (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve $ 7,500
Self-insurance limit on individual vehicle and general claims 7,500
Commitments to purchase trailers, vehicles and forklifts 6,376
Aggregate deductible for claims between $3,000 and $5,000 [Member]  
Self-insurance retention liability additional deductible 6,000
Aggregate deductible for claims between $5,000 and $10,000 [Member]  
Self-insurance retention liability additional deductible 2,500
Minimum [Member] | Aggregate deductible for claims between $3,000 and $5,000 [Member]  
Self-insurance retention liability additonal deductible applicable range 3,000
Minimum [Member] | Aggregate deductible for claims between $5,000 and $10,000 [Member]  
Self-insurance retention liability additonal deductible applicable range 5,000
Maximum [Member] | Aggregate deductible for claims between $3,000 and $5,000 [Member]  
Self-insurance retention liability additonal deductible applicable range 5,000
Maximum [Member] | Aggregate deductible for claims between $5,000 and $10,000 [Member]  
Self-insurance retention liability additonal deductible applicable range $ 10,000