Guarantees - Narrative (Details) - USD ($)	Dec. 28, 2019	Dec. 29, 2018
Guarantor Obligations [Line Items]
Standby letters of credit outstanding	$ 27,900,000	$ 30,000,000.0
Floating charges	180,900,000	4,900,000
Banker's Guarantees Or Performance Bonds
Guarantor Obligations [Line Items]
Line of credit	150,000,000.0	1,600,000
Proceeds from line of credit	4,100,000	0
Letter of Credit
Guarantor Obligations [Line Items]
Customer performance guarantee	14,200,000	23,400,000
Value added tax license	400,000	1,400,000
Property leases	5,900,000	2,900,000
Pre-acquisition restructuring plans	6,800,000	1,800,000
Credit cards	500,000	$ 500,000
Other liabilities	100,000
Cash collateral	$ 4,100,000
Annual interest on cash collateral	2.25%
Daily fronting fee percentage	0.13%