Key Performance Information of Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 30, 2013	Mar. 31, 2012	Apr. 02, 2011
Segment Reporting Information [Line Items]
Revenue	$ 597,154	$ 636,778	$ 532,935	$ 414,865	$ 379,990	$ 373,606	$ 305,532	$ 243,126	$ 2,181,732	$ 1,302,254	$ 803,339
Income from operations	155,304	204,839	157,928	111,943	78,841	64,587	59,278	44,976	630,014	247,682	136,866
Retail
Segment Reporting Information [Line Items]
Revenue									1,062,642	626,940	344,195
Income from operations									315,654	121,851	61,194
Wholesale
Segment Reporting Information [Line Items]
Revenue									1,032,115	610,160	413,605
Income from operations									269,323	85,000	48,241
Licensing
Segment Reporting Information [Line Items]
Revenue									86,975	65,154	45,539
Income from operations									$ 45,037	$ 40,831	$ 27,431