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Retirement Plans - (Net Periodic Benefit Cost) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Oct. 03, 2021
Oct. 04, 2020
Oct. 03, 2021
Oct. 04, 2020
United States Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 0 $ 0 $ 0 $ 0
Interest cost 130 133 260 265
Expected return on plan assets (129) (66) (257) (131)
Amortization and deferral 5 132 10 265
Net periodic benefit cost 6 199 13 399
International Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 291 252 590 487
Interest cost 360 348 726 675
Expected return on plan assets (555) (474) (1,118) (921)
Amortization and deferral 297 259 600 503
Net periodic benefit cost $ 393 $ 385 $ 798 $ 744