CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 136,006	$ 220,171
Restricted cash	1,550	583
Short-term investments	218,596	137,198
Accounts receivable, net	57,514	86,181
Prepaid expenses and other current assets	19,682	14,260
Deferred tax assets, net	30,909	21,555
Total current assets	464,257	479,948
Property and equipment, net	81,542	85,445
Capitalized software development costs, net	8,458	10,295
Deposits and other assets	4,651	6,622
Deferred tax assets, net	825	3,204
Total assets	559,733	585,514
Current liabilities:
Accounts payable and accrued expenses	34,601	39,946
Accrued compensation and employee benefits	58,965	79,495
Accrued restructuring costs	8,062	0
Deferred revenue and advance payments	120,707	113,656
Deferred tax liabilities	189	422
Total current liabilities	222,524	233,519
Deferred revenue and advance payments	11,479	8,970
Other long-term liabilities	23,208	25,511
Deferred tax liabilities	3,462	7,188
Total liabilities	260,673	275,188
Commitments and Contingencies
Stockholders' Equity
Preferred stock undesignated, $0.001 par value; 5,000 shares authorized; no shares issued or outstanding	0	0
Additional paid-in capital	502,647	494,086
Treasury stock, at cost; 6,405 shares	(475,184)	(475,184)
Accumulated other comprehensive loss	(2,994)	(831)
Retained earnings	274,574	292,238
Total stockholders' equity	299,060	310,326
Total liabilities and stockholders' equity	559,733	585,514
Class A
Stockholders' Equity
Common stock	15	15
Class B Convertible
Stockholders' Equity
Common stock	$ 2	$ 2