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The cash outflow to reacquire common stock during the period.

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Number of shares that have been repurchased during the period and are being held in treasury.

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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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Share Repurchase Program - Additional Information (Detail) - USD ($)			1 Months Ended			12 Months Ended
	Mar. 08, 2022	Nov. 05, 2018	Sep. 30, 2021	Aug. 31, 2021	Jan. 31, 2019	Dec. 31, 2021	Dec. 31, 2019	Aug. 30, 2021	Dec. 31, 2020
Equity Class Of Treasury Stock [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased								300,000
Common stock, par value per share	$ 0.10	$ 0.10				$ 10		$ 0.10	$ 10
Number of shares purchased						300,000
Amount paid for common shares purchase						$ 4,579,000	$ 2,604,000
Average price paid per share						$ 15.26
Common stock, par value	$ 0.10	$ 0.10				$ 10		$ 0.10	$ 10
Common Stock
Equity Class Of Treasury Stock [Line Items]
Number of shares purchased	1,000,000,000,000		221,700	78,300	158,048	300,000	158,048
Average price paid per share	$ 20		$ 15.23	$ 15.37	$ 16.48	$ 15.26	$ 16.48
Number of shares intended to repurchase under repurchase program			$ 3,376,000	$ 1,203,000	$ 2,604,000	$ 4,579,000	$ 2,604,000
Shares repurchase program, expiration date		Mar. 08, 2019
Common Stock \| Maximum
Equity Class Of Treasury Stock [Line Items]
Number of shares intended to repurchase under repurchase program		$ 20,000