CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating activities:
Net (loss) income	$ (1,187)	$ 129
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	29,941	27,595
Deferred income tax, net	(1,317)	46
Share-based compensation	1,240	1,187
Loss (gain) on disposal of assets, net	420	(700)
Asset impairments	588	368
Other	138	84
Changes in operating assets and liabilities:
Accounts and other receivables	(15,116)	925
Inventories and prepaid expenses	3,293	3,401
Accounts payable and accrued expenses	8,635	(4,385)
Insurance and claims accruals	(2,923)	(1,558)
Other long-term assets and liabilities	697	(658)
Net cash provided by operating activities	24,409	26,434
Investing activities:
Acquisition of Davis Transfer Company (net of cash)		(305)
Capital expenditures	(10,577)	(25,156)
Proceeds from sale of property and equipment	3,274	8,771
Net cash used in investing activities	(7,303)	(16,690)
Financing activities:
Borrowings under long-term debt	48,950	72,125
Payments on long-term debt	(46,106)	(85,310)
Principal payments on financing lease obligations	(16,490)	(10,021)
Proceeds from obligation under finance lease		12,795
Payments on obligation under finance lease	(1,459)	(605)
Payment of debt issuance costs		(538)
Net change in bank drafts payable	(875)	1,183
Net payments for tax withholdings for vested stock-based awards	(62)	(78)
Net cash used in financing activities	(16,042)	(10,449)
Increase (decrease) in cash	1,064	(705)
Cash:
Beginning of period	97	989
End of period	1,161	284
Supplemental disclosure of cash flow information:
Interest	4,336	4,253
Income taxes	$ 52	1,189
Supplemental disclosure of non-cash investing:
Sales of revenue equipment included in other receivables		1,240
Purchase of revenue equipment included in accounts payable		$ 1,420