Deferred Revenue (Tables)

3 Months Ended

Mar. 31, 2013

Revenue Recognition [Abstract]

Schedule of Deferred Revenue

Deferred revenue consisted of the following (in thousands):

	March 31, 2013		December 31, 2012
License software	$	15,600	$	18,375
Subscription and maintenance support		37,351		35,853
Professional services and other		6,629		6,921
Total	$	59,580	$	61,149
Current portion	$	56,100	$	49,368
Non-current portion		3,480		11,781
Total	$	59,580	$	61,149