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Stock Repurchase Program and Dividends - Additional Information (Detail) - USD ($)	1 Months Ended	12 Months Ended
	Mar. 31, 2018	Feb. 03, 2019	Jan. 28, 2018	Jan. 29, 2017	Mar. 31, 2019
Stock Repurchase Program and Dividend [Line Items]
Common stock repurchased, shares		5,373,047	4,050,697	2,871,480
Common stock repurchased, average cost per share		$ 54.96	$ 48.43	$ 52.68
Common stock repurchased, total cost		$ 295,304,000	$ 196,179,000	$ 151,272,000
Stock repurchase program, remaining authorized repurchase amount		223,815,000
Stock repurchase program, authorized shares	$ 500,000,000
Treasure stock, value		235,000	$ 725,000
Percentage increase in authorized cash dividend	11.60%
Cash dividend, per common share			$ 0.43
Authorized cash dividend, per common share	$ 0.48
Cash dividend declared		$ 144,609,000	$ 135,779,000	$ 133,588,000
Cash dividends declared per common share		$ 1.72	$ 1.56	$ 1.48
Dividend Declared [Member]
Stock Repurchase Program and Dividend [Line Items]
Dividend for common share					$ 0.05

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

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