Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 30, 2019	Sep. 30, 2018
ASSETS
Cash and cash equivalents	$ 294,299	$ 259,946
Short-term marketable securities	25,428	25,836
Accounts receivable, net of allowance for doubtful accounts of $719 and $607 at March 30, 2019 and September 30, 2018, respectively	352,217	129,297
Prepaid expenses	66,210	48,997
Other current assets	52,448	169,708
Total current assets	790,602	633,784
Property and equipment, net	106,837	80,613
Goodwill	1,229,541	1,182,457
Acquired intangible assets, net	192,372	200,202
Long-term marketable securities	30,987	30,115
Deferred tax assets	195,884	165,566
Other assets	169,596	36,285
Total assets	2,715,819	2,329,022
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	36,685	53,473
Accrued expenses and other current liabilities	100,319	74,388
Accrued compensation and benefits	73,408	101,784
Accrued income taxes	6,579	18,044
Deferred revenue	381,392	487,590
Total current liabilities	598,383	735,279
Long-term debt	738,700	643,268
Deferred tax liabilities	36,326	5,589
Deferred revenue	10,415	11,852
Other liabilities	84,287	58,445
Total liabilities	1,468,111	1,454,433
Commitments and contingencies (Note 14)
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; 118,098 and 117,981 shares issued and outstanding at March 30, 2019 and September 30, 2018, respectively	1,181	1,180
Additional paid-in capital	1,523,949	1,558,403
Accumulated deficit	(182,298)	(599,409)
Accumulated other comprehensive loss	(95,124)	(85,585)
Total stockholders’ equity	1,247,708	874,589
Total liabilities and stockholders’ equity	$ 2,715,819	$ 2,329,022