Revenue, Receivables and Contract Assets and Liabilities Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	May 30, 2020	Jun. 01, 2019
Disaggregation of Revenue [Line Items]
Total	$ 289,095	$ 355,365
Recognized at shipment
Disaggregation of Revenue [Line Items]
Total	116,163	155,265
Recognized over time
Disaggregation of Revenue [Line Items]
Total	$ 172,932	$ 200,100