Schedule of Common Stock Repurchases (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Stockholders' Equity Note [Abstract]
Shares repurchased	144,864	103,025
Cost of shares repurchased	$ 95,987	$ 63,192
Average price per share repurchased	$ 662.60	$ 613.36

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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