Nature Of Business And Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Nov. 30, 2013

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Allowances Against Accounts Receivable

A summary of activity in the allowance for doubtful accounts is as follows (in thousands):

	November 30, 2013			November 30, 2012			November 30, 2011
Beginning balance	$	2,278		$	5,495		$	3,769
Charge to costs and expenses	649			1,031			1,963
Write-offs and other	(688		)	(4,543		)	(94		)
Translation adjustments	11			295			(143		)
Ending balance	$	2,250		$	2,278		$	5,495

Schedule of Activity in Allowance for Sales Credit Memos

A summary of activity in the allowance for sales credit memos is as follows (in thousands):

	November 30, 2013			November 30, 2012			November 30, 2011
Beginning balance	$	746		$	1,188		$	1,211
Charge to revenue	225			109			—
Write-offs and other	(71		)	(551		)	(23		)
Translation adjustments	3			—			—
Ending balance	$	903		$	746		$	1,188

Accumulated Other Comprehensive Loss

Accumulated other comprehensive loss is comprised of the following components (in thousands):

	Foreign Currency Translation Adjustment			Unrealized Gains (Losses) on investments			Accumulated Other Comprehensive Loss
Balance, December 1, 2011	$	(7,545	)	$	(4,108	)	$	(11,653	)
Other comprehensive income (loss) before reclassifications, net of tax	(638		)	1,257			619
Amounts reclassified from accumulated other comprehensive income (loss) to realized losses included in earnings	—			270			270
Balance, December 1, 2012	$	(8,183	)	$	(2,581	)	$	(10,764	)
Other comprehensive income (loss) before reclassifications, net of tax	(1,066		)	(209		)	(1,275		)
Amounts reclassified from accumulated other comprehensive income (loss) to realized losses included in earnings	—			380			380
Balance, November 30, 2013	$	(9,249	)	$	(2,410	)	$	(11,659	)