Deferred Revenue

9 Months Ended

Sep. 30, 2013

Deferred Revenue

8.  DEFERRED REVENUE

(in thousands)	September 30, 2013		December 31, 2012
Software license	$	17,206	$	24,303
Maintenance		63,342		62,144
Professional services and other		11,210		9,099
Current deferred revenue		91,758		95,546
Software license		16,690		15,407
Maintenance and professional services		1,264		3,312
Long-term deferred revenue		17,954		18,719
	$	109,712	$	114,265