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

12 Months Ended

Nov. 30, 2014

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, 2014			November 30, 2013			November 30, 2012
Beginning balance	$	2,250		$	2,278		$	5,495
Charge to costs and expenses	365			649			1,031
Write-offs and other	(949		)	(688		)	(4,543		)
Translation adjustments	(20		)	11			295
Ending balance	$	1,646		$	2,250		$	2,278

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, 2014			November 30, 2013			November 30, 2012
Beginning balance	$	903		$	746		$	1,188
Charge to revenue	51			225			109
Write-offs and other	(6		)	(71		)	(551		)
Translation adjustments	(2		)	3			—
Ending balance	$	946		$	903		$	746

Accumulated Other Comprehensive Loss

Accumulated other comprehensive loss by components, net of tax (in thousands):

	Foreign Currency Translation Adjustment			Unrealized Gains (Losses) on investments			Total
Balance, December 1, 2012	$	(8,183	)	$	(2,581	)	$	(10,764	)
Other comprehensive income (loss) before reclassifications	(1,066		)	(209		)	(1,275		)
Amounts reclassified from accumulated other comprehensive income (loss)	—			380			380
Net current-period other comprehensive (loss) income	$	(1,066	)	$	171		$	(895	)
Balance, December 1, 2013	$	(9,249	)	$	(2,410	)	$	(11,659	)
Other comprehensive income (loss) before reclassifications	(4,484		)	800			(3,684		)
Amounts reclassified from accumulated other comprehensive income (loss)	—			1,617			1,617
Net current-period other comprehensive (loss) income	$	(4,484	)	$	2,417		$	(2,067	)
Balance, November 30, 2014	$	(13,733	)	$	7		$	(13,726	)