Long-Term Employee Related Benefits (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Nov. 27, 2016 |
Nov. 29, 2015 |
Nov. 30, 2014 |
|
| Compensation Related Costs [Abstract] | |||
| Deferred compensation plan, interest cost | $ 2.5 | $ 1.9 | $ 5.3 |
| Deferred compensation plan for executives and outside directors, established January 1, 2003 [Member] | |||
| Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent, Excluded from the rabbi trust [Line Items] | |||
| Total deferred compensation plan liabilities | 23.6 | 24.2 | |
| EICP Accrued salaries, wages and employee benefits | 0.9 | 1.5 | |
| Funds held in grantor's rabbi trust | 27.1 | 26.0 | |
| Deferred compensation plan for executives, prior to January 1, 2003 [Member] | |||
| Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent, Excluded from the rabbi trust [Line Items] | |||
| Total deferred compensation plan liabilities | 32.2 | 35.1 | |
| EICP Accrued salaries, wages and employee benefits | $ 4.5 | $ 3.8 | |