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Stockholders' Equity - Treasury Stock Acquisition (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Schedule of Treasury Stock [Line Items]
Treasury shares at beginning of period	88,758,722
Treasury shares at beginning of period	$ 1,453,079
Purchases pursuant to stock buyback program, cost	$ 74,307	$ 13
Treasury shares at end of period	94,387,839
Treasury shares at end of period	$ 1,527,386
2013 program
Schedule of Treasury Stock [Line Items]
Purchases pursuant to stock buyback program, shares	5,629,117
Purchases pursuant to stock buyback program, cost	$ 74,307

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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