Deferred Revenue

6 Months Ended

Jun. 30, 2013

Deferred Revenue

8.   DEFERRED REVENUE

(in thousands)	June 30,     2013		December 31,     2012
Software license	$	17,760	$	24,303
Maintenance		69,890		62,144
Professional services and other		11,052		9,099
Current deferred revenue		98,702		95,546
Software license		18,595		15,407
Maintenance and professional services		1,788		3,312
Long-term deferred revenue		20,383		18,719
	$	119,085	$	114,265