Comprehensive Income

9 Months Ended

Aug. 31, 2012

Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]

Comprehensive Income

Comprehensive Income

The components of comprehensive income include, in addition to net income, foreign currency translation adjustments and unrealized gains and losses on investments. The following table provides the composition of comprehensive income on an interim basis (in thousands):

	Three Months Ended						Nine Months Ended
	August 31, 2012			August 31, 2011			August 31, 2012			August 31, 2011
Net income	$	5,838		$	9,059		$	11,419		$	47,454
Foreign currency translation adjustments	658			134			(1,365		)	5,086
Unrealized (losses) gains on investments	(93		)	(100		)	726			942
Total comprehensive income	$	6,403		$	9,093		$	10,780		$	53,482