Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common stock and additional paid-in capital	Treasury stock	Accumulated other comprehensive loss	Retained earnings
Beginning Balance at Dec. 31, 2020	$ 11,065,240	$ 3,447,698	$ 0	$ 44,398	$ 7,573,144
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of options		64,735
Stock-based compensation expense		208,813
Repurchases of common stock to be held as treasury stock			(500,022)
Other comprehensive loss				(34,623)
Net income	3,059,728
Ending Balance at Jun. 30, 2021	13,863,871	3,721,246	(500,022)	9,775	10,632,872
Beginning Balance at Mar. 31, 2021	12,884,080	3,600,084	0	4,137	9,279,859
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of options		19,579
Stock-based compensation expense		101,583
Repurchases of common stock to be held as treasury stock			(500,022)
Other comprehensive loss				5,638
Net income	1,353,013
Ending Balance at Jun. 30, 2021	13,863,871	3,721,246	(500,022)	9,775	10,632,872
Beginning Balance at Dec. 31, 2021	15,849,248	4,024,561	(824,190)	(40,495)	12,689,372
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of options		22,708
Stock-based compensation expense		269,601
Other comprehensive loss				(103,981)
Net income	3,038,398
Ending Balance at Jun. 30, 2022	19,075,974	4,316,870	(824,190)	(144,476)	15,727,770
Beginning Balance at Mar. 31, 2022	17,544,039	4,155,580	(824,190)	(74,170)	14,286,819
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of options		10,898
Stock-based compensation expense		150,392
Other comprehensive loss				(70,306)
Net income	1,440,951				1,440,951
Ending Balance at Jun. 30, 2022	$ 19,075,974	$ 4,316,870	$ (824,190)	$ (144,476)	$ 15,727,770