Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Sep. 30, 2013
ASSETS
Cash and cash equivalents	$ 293,654	$ 241,913
Accounts receivable, net of allowance for doubtful accounts of $1,622 and $3,030 at September 30, 2014 and 2013, respectively	235,688	229,106
Prepaid expenses	37,667	45,674
Other current assets	133,859	123,878
Deferred tax assets	31,299	39,645
Total current assets	732,167	680,216
Property and equipment, net	67,783	64,652
Goodwill	1,012,527	769,095
Acquired intangible assets, net	336,873	273,121
Deferred tax assets	8,958	7,696
Other assets	41,646	34,126
Total assets	2,199,954	1,828,906
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts Payable, Current	19,802	16,205
Accrued expenses and other current liabilities	57,536	49,801
Accrued compensation and benefits	144,875	112,733
Accrued income taxes	9,329	7,074
Deferred tax liabilities	854	853
Current portion of long term debt	25,000	15,000
Deferred revenue	369,271	326,947
Total current liabilities	626,667	528,613
Long term debt, net of current portion	586,875	243,125
Deferred tax liabilities	36,601	42,088
Deferred revenue	13,273	9,966
Other liabilities	82,649	78,634
Total liabilities	1,346,065	902,426
Commitments and contingencies (Note I)
Stockholders' equity:
Preferred stock, $0.01 par value; 5,000 shares authorized; none issued	0	0
Common stock, $0.01 par value; 500,000 shares authorized; 115,025 and 118,446 shares issued and outstanding at September 30, 2014 and 2013, respectively	1,150	1,185
Additional paid-in capital	1,597,277	1,786,820
Accumulated deficit	(650,171)	(810,365)
Accumulated other comprehensive loss	(94,367)	(51,160)
Total stockholders' equity	853,889	926,480
Total liabilities and stockholders' equity	$ 2,199,954	$ 1,828,906