Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Consolidated net income	$ 92,006	$ 81,408	$ 160,273	$ 154,755
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in foreign currency translation adjustment	(11,802)	1,940	(9,850)	7,373
Available for sale securities:
Change in net unrealized gains	1,023	1,460	2,457	1,611
Less: reclassification adjustment for net losses included in net income	(3,055)	165	(2,862)	655
Net change (net of tax effect)	(2,032)	1,625	(405)	2,266
Cash flow hedges:
Change in unrealized gains	(4,378)	(6,454)	(2,344)	(4,237)
Less: reclassification adjustment for net losses included in net income	779	4,874	2,306	5,494
Net change (net of tax effect)	(3,599)	(1,580)	(38)	1,257
Other comprehensive (loss) income	(17,433)	1,985	(10,293)	10,896
Comprehensive income	74,573	83,393	149,980	165,651
Less: Comprehensive loss attributable to non-controlling interest	0	536	0	692
Comprehensive income attributable to Citrix Systems, Inc.	$ 74,573	$ 83,929	$ 149,980	$ 166,343