Condensed Consolidated Statements of Stockholder's' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Retained Earnings (Accumulated Deficit) [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Accumulated Other Comprehensive Loss [Member]
Beginning balance at Mar. 30, 2019	$ 411,972		$ 1,569	$ 479,226	$ (58,208)		$ (10,615)
Beginning balance, shares at Mar. 30, 2019			56,657
Net income	35,125				35,125
Equity-based compensation	4,703			4,703
Net common stock issued under equity-based compensation plans	(2,019)		$ 1	(2,020)
Net common stock issued under equity-based compensation plans, shares			8
Foreign currency translation adjustments	369						369
Ending balance at Sep. 28, 2019	450,150		$ 1,570	481,909	(23,083)		(10,246)
Ending balance, shares at Sep. 28, 2019			56,665
Beginning balance at Jun. 29, 2019	432,168		$ 1,569	481,143	(40,828)		(9,716)
Beginning balance, shares at Jun. 29, 2019			56,657
Net income	17,745				17,745
Equity-based compensation	2,786			2,786
Net common stock issued under equity-based compensation plans	(2,019)		$ 1	(2,020)
Net common stock issued under equity-based compensation plans, shares			8
Foreign currency translation adjustments	(530)						(530)
Ending balance at Sep. 28, 2019	450,150		$ 1,570	481,909	(23,083)		(10,246)
Ending balance, shares at Sep. 28, 2019			56,665
Beginning balance at Mar. 28, 2020	474,315	$ (245)	$ 1,570	485,552	(48)	$ (245)	(12,759)
Beginning balance, shares at Mar. 28, 2020			56,665
Net income	29,414				29,414
Equity-based compensation	$ 3,624			3,624
Accounting Standards Update [Extensible List]	us-gaap:AccountingStandardsUpdate201613Member
Net common stock issued under equity-based compensation plans	$ (1,620)		$ (1)	(1,619)
Net common stock issued under equity-based compensation plans, shares			(27)
Foreign currency translation adjustments	1,956						1,956
Ending balance at Sep. 26, 2020	507,444		$ 1,569	487,557	29,121		(10,803)
Ending balance, shares at Sep. 26, 2020			56,638
Beginning balance at Jun. 27, 2020	489,297		$ 1,570	487,781	11,610		(11,664)
Beginning balance, shares at Jun. 27, 2020			56,665
Net income	17,511				17,511
Equity-based compensation	1,398			1,398
Net common stock issued under equity-based compensation plans	(1,623)		$ (1)	(1,622)
Net common stock issued under equity-based compensation plans, shares			(27)
Foreign currency translation adjustments	861						861
Ending balance at Sep. 26, 2020	$ 507,444		$ 1,569	$ 487,557	$ 29,121		$ (10,803)
Ending balance, shares at Sep. 26, 2020			56,638