XML 103 R88.htm IDEA: XBRL DOCUMENT v3.20.1
Schedule II - Valuation and Qualifying Accounts (Detail) - USD ($)
$ in Millions
 12 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Mar. 31, 2018
Allowance for Doubtful Accounts [Member]      
Valuation And Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period $ 0.6 $ 0.2 $ 0.9
Additions 0.7 0.5 0.1
Deductions (0.9) (0.1) (0.8)
Balance at End of Period 0.4 0.6 0.2
Valuation Allowance for Deferred Taxes [Member]      
Valuation And Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period 7.3 6.4 15.0
Additions 4.5 0.3 0.3
Deductions (0.2) (1.3) (8.9)
Other (0.4) 1.9  
Balance at End of Period $ 11.2 $ 7.3 $ 6.4