CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 388,743	$ 58,217
Short-term marketable securities	6,013	111,192
Accounts receivable, net	55,375	61,069
Deferred taxes, current	18,931	18,934
Prepaid expenses and other	34,152	25,868
Current assets of discontinued operation		88
Total current assets	503,214	275,368
Property and equipment, net	32,917	37,269
Goodwill	204,417	206,932
Other intangibles, net	32,858	38,205
Long-term marketable securities	9,230	61,552
Deferred taxes, long-term	23,509	24,524
Other assets	16,816	12,994
Noncurrent assets of discontinued operation	1,609	1,609
Total assets	824,570	658,453
Current liabilities:
Accounts payable	8,773	5,190
Accrued liabilities	40,159	37,096
Deferred revenues	166,284	174,388
Income taxes payable		5,593
Current portion of long-term debt	20,000	10,000
Dividends payable	470,133
Current liabilities of discontinued operation	610	262
Total current liabilities	705,959	232,529
Deferred revenue, long-term	8,107	8,787
Long-term income taxes payable	5,335	5,335
Long-term debt	205,000	85,000
Other long-term liabilities	11,910	13,139
Noncurrent liabilities of discontinued operation	3,072	3,804
Total liabilities	939,383	348,594
Commitments and contingencies (See Note 12)
Stockholders' (deficit) equity:
Common stock	522	505
Additional paid-in capital	24,582	453,585
Accumulated deficit	(146,271)	(154,261)
Accumulated other comprehensive income	6,354	10,030
Total stockholders' (deficit) equity	(114,813)	309,859
Total liabilities and stockholders' (deficit) equity	$ 824,570	$ 658,453