CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net income	$ 63,327	$ 184,292
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion, amortization and impairment	542,594	254,994
Deferred income tax expense	36,252	29,080
Stock-based compensation	22,864	5,980
Net gain on asset disposals	(6,689)	(1,374)
Credit loss expense	4,958	0
Other	1,129	(216)
Changes in operating assets and liabilities:
Accounts receivable	101,645	74,471
Inventory	(9,779)	(12,302)
Other current assets	(22,164)	(24,284)
Other assets	15,999	3,525
Accounts payable	(45,696)	(4,214)
Accrued liabilities	(121,347)	(106,546)
Other liabilities	(19,680)	(6,200)
Net cash provided by operating activities	563,413	397,206
Cash flows from investing activities:
Purchases of property and equipment	(357,449)	(249,995)
Proceeds from disposal of assets	9,321	7,792
Other	(1,376)	(9)
Net cash used in investing activities	(349,504)	(242,212)
Cash flows from financing activities:
Purchases of treasury stock	(230,202)	(100,915)
Dividends paid	(64,368)	(33,507)
Payments of finance leases	(31,905)	0
Other	(6,063)	(7,837)
Net cash used in financing activities	(332,538)	(142,259)
Effect of foreign exchange rate changes on cash, cash equivalents and restricted cash	985	0
Net (decrease) increase in cash, cash equivalents and restricted cash	(117,644)	12,735
Cash, cash equivalents and restricted cash at beginning of period	192,680	137,553
Cash, cash equivalents and restricted cash at end of period	75,036	150,288
Net cash paid during the period for:
Interest, net of capitalized interest of $527 in 2024 and $836 in 2023	(34,341)	(17,512)
Income taxes	(12,741)	(17,666)
Non-cash investing and financing activities:
Net (decrease) increase in payables for purchases of property and equipment	(12,161)	12,720
Net increase in deposits on equipment purchases	(8,762)	(1,171)
Purchases of property and equipment through exchange of lease right of use asset	26,133	0
Derecognition of right of use asset	$ (31,179)	$ 0