CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Total	Common Stock		Additional Paid-in Capital	Retained Earnings
Balance at Dec. 31, 2020		$ 1,152,783	$ 1,168		$ 589,241	$ 562,374
Balance, shares at Dec. 31, 2020			116,829,000
Merger consideration		3,658,362	$ 896		3,657,466
Merger consideration, shares			89,586,000
Vesting of restricted stock units			$ 6		(6)
Vesting of restricted stock units, shares			648,000
Stock-based compensation expense		10,402			10,402
Exercise of stock options		235	$ 1		234
Exercise of stock options, shares			27,000
Shares withheld for restricted stock units vested		(10,417)	$ (2)		(10,415)
Shares withheld for restricted stock units vested, shares			(232,000)
Net income		172,580				172,580
Balance at Mar. 31, 2021		4,983,945	$ 2,069		4,246,922	734,954
Balance, shares at Mar. 31, 2021			206,858,000
Balance at Dec. 31, 2020		1,152,783	$ 1,168		589,241	562,374
Balance, shares at Dec. 31, 2020			116,829,000
Net income		669,815
Balance at Jun. 30, 2021		5,482,455	$ 2,072		4,248,194	1,232,189
Balance, shares at Jun. 30, 2021			207,196,000
Balance at Mar. 31, 2021		4,983,945	$ 2,069		4,246,922	734,954
Balance, shares at Mar. 31, 2021			206,858,000
Vesting of restricted stock units			$ 5		(5)
Vesting of restricted stock units, shares			472,000
Stock-based compensation expense		8,465			8,465
Exercise of stock options		99			99
Exercise of stock options, shares			16,000
Shares withheld for restricted stock units vested		(7,289)	$ (2)		(7,287)
Shares withheld for restricted stock units vested, shares			(150,000)
Net income		497,235				497,235
Balance at Jun. 30, 2021		5,482,455	$ 2,072		4,248,194	1,232,189
Balance, shares at Jun. 30, 2021			207,196,000
Balance at Dec. 31, 2021		$ 4,802,481	$ 1,798		4,260,670	540,013
Balance, shares at Dec. 31, 2021		179,820,000	179,820,000
Vesting of restricted stock units			$ 11	[1]	(11)
Vesting of restricted stock units, shares	[1]		1,018,000
Stock-based compensation expense		$ 8,840			8,840
Repurchase of common stock		$ (285,951)	$ (36)			(285,915)
Repurchase of common stock, shares		(3,600,000)	(3,593,000)
Exercise of stock options		$ 421			421
Exercise of stock options, shares			42,000
Shares withheld for restricted stock units vested		(29,384)	$ (4)		(29,380)
Shares withheld for restricted stock units vested, shares			(401,000)
Net income		639,640				639,640
Balance at Mar. 31, 2022		5,136,047	$ 1,769		4,240,540	893,738
Balance, shares at Mar. 31, 2022			176,886,000
Balance at Dec. 31, 2021		$ 4,802,481	$ 1,798		4,260,670	540,013
Balance, shares at Dec. 31, 2021		179,820,000	179,820,000
Net income		$ 1,626,850
Balance at Jun. 30, 2022		$ 5,136,353	$ 1,602		4,244,374	890,377
Balance, shares at Jun. 30, 2022		160,226,000	160,226,000
Balance at Mar. 31, 2022		$ 5,136,047	$ 1,769		4,240,540	893,738
Balance, shares at Mar. 31, 2022			176,886,000
Vesting of restricted stock units			$ 3		(3)
Vesting of restricted stock units, shares			300,000
Stock-based compensation expense		9,316			9,316
Repurchase of common stock		$ (990,739)	$ (169)			(990,570)
Repurchase of common stock, shares		(16,900,000)	(16,871,000)
Exercise of stock options		$ 13			13
Exercise of stock options, shares			1,000
Shares withheld for restricted stock units vested		(5,493)	$ (1)		(5,492)
Shares withheld for restricted stock units vested, shares			(90,000)
Net income		987,209				987,209
Balance at Jun. 30, 2022		$ 5,136,353	$ 1,602		$ 4,244,374	$ 890,377
Balance, shares at Jun. 30, 2022		160,226,000	160,226,000

[1] uring the three months ended June 30, 2022. We repurchased and retired 3.6 million shares of our common stock at an average price of $79.58 per share for $286.0 million, inclusive of fess, during the three months ended March 31, 2022.