Note 15 - Income Taxes (Details Textual)	6 Months Ended
Sep. 26, 2020	Sep. 28, 2019
Effective Income Tax Rate Reconciliation, Percent, Total	23.50%	22.90%
Effective Income Tax Rate Continuing Operations Change	1.60%
Effective Income Tax Rate Reconciliation, CARES Act, Percent	(0.80%)

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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