Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

Name:	us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Segment Information (Schedule of Segment Revenue from Product Lines) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 28, 2020	Dec. 28, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Net sales	$ 279,291	$ 374,668	$ 388,912	$ 238,253	$ 240,441	$ 324,295	$ 366,305	$ 254,483	$ 1,281,124	$ 1,185,524	$ 1,532,186
Portable Products
Segment Reporting Information [Line Items]
Net sales									1,146,918	1,032,049	1,363,876
Non-Portable and Other Products
Segment Reporting Information [Line Items]
Net sales									$ 134,206	$ 153,475	$ 168,310