Reconciliations of Equity - Reconciliations of Total Equity (Parenthetical) (Detail) - $ / shares	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Number of shares of common stock issued under incentive compensation plan	20,668	25,981
Common stock	$ 0.375	$ 0.365
Common Stock [Member]
Number of shares of common stock issued under incentive compensation plan		25,981
Additional Paid-in Capital [Member]
Number of shares of common stock issued under incentive compensation plan		25,981
Retained Earnings [Member]
Common stock		$ 0.365