Note 3 - Accounts Receivable (Tables)

3 Months Ended

Mar. 01, 2014

Receivables [Abstract]

Schedule of Accounts Receivable [Table Text Block]

	March 1, 2014			November 30, 2013
Gross accounts receivable	$	16,149		$	17,687
Allowance for doubtful accounts		(1,551	)		(1,607	)
Accounts receivable, net	$	14,598		$	16,080

Schedule of Credit Losses for Financing Receivables, Current [Table Text Block]

	2014
Balance at November 30, 2013	$	1,607
Additions charged to expense		32
Write-offs and other deductions		(88	)
Balance at March 1, 2014	$	1,551