Fair Value Measurements (Details) $ in Thousands | Dec. 29, 2010USD ($)owner | Feb. 27, 2016USD ($) | Feb. 28, 2015USD ($) | Nov. 28, 2015USD ($) | Dec. 17, 2014USD ($) |
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 | |