Restructuring (Details) - USD ($) |
3 Months Ended | |
|---|---|---|
Feb. 27, 2016 |
Feb. 28, 2015 |
|
| Restructuring Cost and Reserve [Line Items] | ||
| Restructuring charges | $ 759,000 | $ 0 |
| Cost of Sales [Member] | ||
| Restructuring Cost and Reserve [Line Items] | ||
| Restructuring charges | 726,000 | |
| Selling, General and Administrative Expenses [Member] | ||
| Restructuring Cost and Reserve [Line Items] | ||
| Restructuring charges | 33,000 | |
| Accrued Liabilities [Member] | ||
| Restructuring Cost and Reserve [Line Items] | ||
| Restructuring reserve | $ 2,537,000 | |