Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
OPERATING ACTIVITIES
Net loss	$ (24,728)	$ (18,586)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	83,091	92,642
Deferred income taxes	(13,881)	(15,733)
Stock-based compensation expense	1,132	682
Debt-related amortization	175	525
Gain on disposal of property and equipment	(4,566)	(1,034)
Changes in certain working capital items:
Trade receivables	5,926	(6,173)
Prepaid expenses and other current assets	(3,023)	(647)
Accounts payable, accrued liabilities, and accrued expenses	3,963	14,069
Accrued income taxes	(1,247)	5,221
Net cash provided by operating activities	46,842	70,966
INVESTING ACTIVITIES
Proceeds from sale of property and equipment	39,864	12,583
Purchases of property and equipment	(57,350)	(15,244)
Change in other assets	168	30
Net cash used in investing activities	(17,318)	(2,631)
FINANCING ACTIVITIES
Payments of cash dividends	(3,142)	(1,582)
Shares withheld for employee taxes related to stock-based compensation	(211)	(158)
Repayments of finance leases and debt	(6,949)	(63,358)
Payments for Repurchase of Common Stock	(8,931)	(7,281)
Net cash used in financing activities	(19,233)	(72,379)
Net increase (decrease) in cash, cash equivalents and restricted cash	10,291	(4,044)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH
Beginning of period	26,284	41,188
End of period	36,575	37,144
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid during the period for interest expense	6,088	10,654
Cash paid during the period for income taxes, net of refunds	6,798	5,860
Noncash investing and financing activities:
Purchased property and equipment in accounts payable	20,166	5,374
Common stock dividends declared in accounts payable	1,552	1,569
RECONCILIATION OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH
Cash and cash equivalents	22,879	23,861
Restricted cash included in other current assets	251	317
Restricted cash included in other assets	13,445	12,966
Total cash, cash equivalents and restricted cash	$ 36,575	$ 37,144