Commitments and Contingencies

9 Months Ended

Sep. 30, 2013

Commitments and Contingencies Disclosure [Abstract]

Commitments and Contingencies Disclosure [Text Block]

Commitments and Contingencies

The Company is a party to ordinary, routine litigation and administrative proceedings incidental to its business. These proceedings primarily involve claims for personal injury, property damage, cargo, and workers’ compensation incurred in connection with the transportation of freight. The Company maintains insurance to cover liabilities arising from the transportation of freight for amounts in excess of certain self-insured retentions.

The total estimated purchase commitments for tractors, net of estimated tractor sale commitments, at September 30, 2013, including amounts in accounts payable at September 30, 2013, was $56.3 million.