Fair Value Measurements (Details) $ in Thousands		3 Months Ended
	Dec. 29, 2010 USD ($) owner	Feb. 27, 2016 USD ($)	Feb. 28, 2015 USD ($)	Nov. 28, 2015 USD ($)	Dec. 17, 2014 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Change in fair value of TransWeb contingent earn-out		$ 0	$ 0
Filter Resources, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other liabilities		1,317			$ 1,154
TransWeb [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of former owners | owner	1
Other liabilities	$ 1,018
Estimate of Fair Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt, fair value		404,308		$ 403,821
Reported Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt, fair value		406,140		405,156
Other Noncurrent Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		663		729
Other Noncurrent Assets [Member] | Mutual fund investments - equities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		304		352
Other Noncurrent Assets [Member] | Mutual fund investments - bonds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		345		363
Other Noncurrent Assets [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		14		14
Other Noncurrent Assets [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		663		729
Other Noncurrent Assets [Member] | Level 1 [Member] | Mutual fund investments - equities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		304		352
Other Noncurrent Assets [Member] | Level 1 [Member] | Mutual fund investments - bonds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		345		363
Other Noncurrent Assets [Member] | Level 1 [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		14		14
Other Noncurrent Assets [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 2 [Member] | Mutual fund investments - equities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 2 [Member] | Mutual fund investments - bonds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 2 [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 3 [Member] | Mutual fund investments - equities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 3 [Member] | Mutual fund investments - bonds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Other Noncurrent Assets [Member] | Level 3 [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted trust, included in Other noncurrent assets		0		0
Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		186		418
Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Contract [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		0		0
Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Contract [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		186		418
Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Contract [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		0		0
Accrued Liabilities [Member] | Filter Resources, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other liabilities		1,317		1,285
Accrued Liabilities [Member] | Filter Resources, Inc. [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other liabilities		0		0
Accrued Liabilities [Member] | Filter Resources, Inc. [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other liabilities		0		0
Accrued Liabilities [Member] | Filter Resources, Inc. [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other liabilities		1,317		1,285
Accrued Liabilities [Member] | Foreign Exchange Contract [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		812		40
Accrued Liabilities [Member] | Foreign Exchange Contract [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		0		0
Accrued Liabilities [Member] | Foreign Exchange Contract [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		812		40
Accrued Liabilities [Member] | Foreign Exchange Contract [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts, included in Prepaid expenses and other current assets		$ 0		$ 0