Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013	Sep. 30, 2012
ASSETS
Cash and cash equivalents	$ 240,809	$ 489,543
Accounts receivable, net of allowance for doubtful accounts of $3,442 and $3,418 at March 30, 2013 and September 30, 2012, respectively	213,252	217,370
Prepaid expenses	44,129	28,341
Other current assets	111,539	121,019
Deferred tax assets	35,509	22,879
Total current assets	645,238	879,152
Property and equipment, net	62,731	63,466
Goodwill	748,251	610,347
Acquired intangible assets, net	278,748	185,885
Deferred tax assets	17,654	20,660
Other assets	32,197	32,124
Total assets	1,784,819	1,791,634
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable, accrued expenses and other current liabilities	63,935	65,517
Accrued compensation and benefits	81,183	92,212
Accrued income taxes	5,203	804
Deferred tax liabilities	567	402
Current portion of long term debt	7,500	7,500
Deferred revenue	340,681	315,309
Total current liabilities	499,069	481,744
Long term debt, net of current portion	300,625	362,500
Deferred tax liabilities	45,326	31,854
Deferred revenue	9,660	12,220
Other liabilities	102,340	106,057
Total liabilities	957,020	994,375
Commitments and contingencies (Note 13)
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; 119,585 and 119,553 shares issued and outstanding at March 30, 2013 and September 30, 2012, respectively	1,196	1,196
Additional paid-in capital	1,801,549	1,822,698
Accumulated deficit	(901,286)	(954,134)
Accumulated other comprehensive loss	(73,660)	(72,501)
Total stockholders’ equity	827,799	797,259
Total liabilities and stockholders’ equity	$ 1,784,819	$ 1,791,634