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Commitments and Contingencies - Guarantees and Warranties (Details)
$ in Thousands
3 Months Ended
Aug. 01, 2020
USD ($)
Movement in Standard Product Warranty Accrual  
Beginning accrued warranty obligations $ 25,624
Warranties issued during the period 2,800
Settlements made during the period (1,056)
Changes in accrued warranty obligations for pre-existing warranties during the period, including expirations (308)
Ending accrued warranty obligations 27,060
Performance guarantees | Letter of credit and bank guarantees agreements  
Guarantees:  
Performance guarantees outstanding 14,788
Performance guarantees | Surety bonds  
Guarantees:  
Performance guarantees outstanding $ 35,079