CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating activities:
Net income	$ 320,894	$ 579,782	$ 1,340,084	$ 2,040,292
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	121,052	107,418	353,357	326,082
Equity-based compensation	12,828	12,044	41,453	39,800
Deferred income taxes	14,832	19,625	(1,615)	72,013
Other adjustments	(10,523)	(12,163)	1,779	(20,628)
Changes in certain assets and liabilities:
Accounts receivable	210,435	260,915	43,350	173,022
Inventories	28,169	102,376	(151,501)	188,330
Other assets	(11,851)	(13,423)	(22,054)	(10,504)
Accounts payable	(13,852)	(57,532)	(11,604)	(54,233)
Income taxes receivable/payable	(12,971)	(7,105)	7,017	96,656
Accrued expenses	100,840	121,762	(102,635)	(195,542)
Net cash provided by operating activities	759,853	1,113,699	1,497,631	2,655,288
Investing activities:
Purchases of property, plant and equipment	(621,355)	(558,361)	(1,414,831)	(1,142,960)
Purchases of short-term investments	(430,826)	(170,887)	(699,879)	(692,716)
Proceeds from maturities of short-term investments	204,543	282,592	775,851	821,668
Other investing activities	(4,357)	(5,891)	(15,656)	(221,453)
Net cash used in investing activities	(851,995)	(452,547)	(1,354,515)	(1,235,461)
Financing activities:
Issuance of current and long-term debt	1,185,657	345,563	2,145,538	1,066,605
Repayment of current and long-term debt	(527,977)	(316,511)	(1,531,969)	(1,042,933)
Dividends paid	(71,584)	(70,713)	(212,216)	(201,834)
Purchases of treasury stock	(309,901)	(331,318)	(917,024)	(1,065,521)
Other financing activities	1,177	1,953	(13,153)	(39,075)
Net cash provided by (used in) financing activities	277,372	(371,026)	(528,824)	(1,282,758)
Increase (decrease) in cash, cash equivalents, and restricted cash	185,230	290,126	(385,708)	137,069
Cash, cash equivalents, and restricted cash at beginning of period	835,526	1,480,862	1,406,464	1,633,919
Cash, cash equivalents, and restricted cash at end of period	1,020,756	1,770,988	1,020,756	1,770,988
Supplemental disclosure information:
Cash paid for interest	9,102	9,848	59,466	61,225
Cash paid for income taxes, net	$ 81,742	$ 160,178	$ 383,455	$ 472,936