Deferred Revenue and Advance Payments

12 Months Ended

Dec. 31, 2017

(8) Deferred Revenue and Advance Payments

Deferred revenue and advance payments (in thousands) from customers consisted of the following, as of:

	December 31,
	2017			2016
Current:
Deferred product licenses revenue	$	11,113		$	13,023
Deferred subscription services revenue		17,324			18,303
Deferred product support revenue		168,043			162,781
Deferred other services revenue		9,465			10,015
Gross current deferred revenue and advance payments		205,945			204,122
Less: unpaid deferred revenue		(93,296	)		(98,587	)
Net current deferred revenue and advance payments	$	112,649		$	105,535

Non-current:
Deferred product licenses revenue	$	7,169		$	9,118
Deferred subscription services revenue		126			1,307
Deferred product support revenue		4,826			5,751
Deferred other services revenue		628			690
Gross non-current deferred revenue and advance payments		12,749			16,866
Less: unpaid deferred revenue		(2,568	)		(2,951	)
Net non-current deferred revenue and advance payments	$	10,181		$	13,915

The Company offsets its accounts receivable and deferred revenue for any unpaid items included in deferred revenue and advance payments.