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, 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		(11)
Vesting of restricted stock units, shares			1,018,000
Stock-based compensation expense		$ 8,840			8,840
Repurchase of common stock	[1]	(285,951)	$ (36)			(285,915)
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	176,886,000
Repurchase of common stock, shares		(3.6)	(3,593,000)	[1]

[1] During the three months ended March 31, 2022, we repurchased and retired approximately 3.6 million shares of our common stock at an average price of $79.58 per share for $286.0 million, net of fees, pursuant to the repurchase programs authorized by our board of directors in November 2021 and February 2022.