Fair Value Measurements (Tables)

12 Months Ended

Nov. 28, 2015

Fair Value Disclosures [Abstract]

Schedule of assets or liabilities that have a recurring fair value measurement

Assets or liabilities that have recurring fair value measurements are shown below:

	Fair Value Measurements at Reporting Date
	Total		Level 1		Level 2		Level 3
November 30, 2015
Restricted trust, included in Other noncurrent assets
Mutual fund investments - equities	$	352	$	352	$	—	$	—
Mutual fund investments - bonds	363		363		—		—
Cash and equivalents	14		14		—		—
Total restricted trust	$	729	$	729	$	—	$	—
Filter Resources contingent earn-out, included in Accrued liabilities	$	1,285	$	—	$	—	$	1,285
Foreign exchange contracts, included in Prepaid expenses and other current assets	$	418	$	—	$	418	$	—
Foreign exchange contracts, included in Accrued liabilities	$	40	$	—	$	40	$	—
November 30, 2014
Restricted trust, included in Other noncurrent assets
Mutual fund investments - equities	$	437	$	437	$	—	$	—
Mutual fund investments - bonds	442		442		—		—
Cash and equivalents	14		14		—		—
Total restricted trust	$	893	$	893	$	—	$	—
Foreign exchange contracts, included in Prepaid expenses and other current assets	$	362	$	—	$	362	$	—
Foreign exchange contracts, included in Accrued liabilities	$	367	$	—	$	367	$	—