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Stockholders' Equity - Additional Information (Detail) - USD ($)		3 Months Ended
	Jul. 25, 2011	Mar. 31, 2020	Mar. 31, 2019
Equity [Abstract]
Common stock, value of shares authorized to repurchase	$ 200,000,000
Stock repurchase, shares	2,588,000	0	0
Value of shares repurchased	$ 127,000,000
Cash dividends per common share		$ 0.20	$ 0.20
Dividend payment to common shareholders		$ 11,000,000.0	$ 10,800,000

X

- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
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- Definition

Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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