CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 23,490	$ 28,784
Short-term marketable securities	4,296	7,298
Accounts receivable, net	62,495	61,870
Deferred taxes, current	31,777	28,275
Prepaid expenses and other	29,673	24,984
Total current assets	151,731	151,211
Property and equipment, net	26,070	27,995
Goodwill	198,554	202,290
Other intangibles, net	16,736	18,803
Long-term marketable securities		1,874
Deferred taxes, long-term	18,178	18,358
Other assets	12,464	13,245
Noncurrent assets of discontinued operation	1,093	1,093
Total assets	424,826	434,869
Current liabilities:
Accounts payable	11,397	12,041
Dividends payable		6,750
Accrued liabilities	37,548	36,541
Deferred revenues	191,740	197,144
Income taxes payable	1,233	132
Current portion of long-term debt	20,000	20,000
Current liabilities of discontinued operation	614	572
Total current liabilities	262,532	273,180
Deferred revenue, long-term	6,273	6,972
Long-term income taxes payable	9,513	9,513
Long-term debt	185,000	200,000
Other long-term liabilities	9,555	7,821
Noncurrent liabilities of discontinued operation	2,008	2,170
Total liabilities	474,881	499,656
Commitments and contingencies (See Note 13)
Stockholders' deficit:
Common stock	527	519
Additional paid-in capital	75,925	61,455
Accumulated deficit	(125,186)	(130,234)
Accumulated other comprehensive (loss) income	(1,321)	3,473
Total stockholders' deficit	(50,055)	(64,787)
Total liabilities and stockholders' deficit	$ 424,826	$ 434,869