Benefit Plans - Additional Information (Detail) € in Millions	12 Months Ended
	Nov. 30, 2017 USD ($)	Nov. 30, 2016 USD ($)	Dec. 28, 2017 USD ($)	Dec. 28, 2017 EUR (€)
U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Employer contributions amount	$ 1,000,000	$ 3,000,000
Estimated employer contributions in next fiscal year	1,000,000
German Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Employer contributions amount	0	0
Investment in insurance contract	$ 16,000,000	$ 15,200,000
Subsequent event | German Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit pension obligations and insurance contracts transfer amount | €				€ 7.3
Consideration for release indemnity relating to pension obligation			$ 3,250,000