Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 28, 2020	Sep. 30, 2019
ASSETS
Cash and cash equivalents	$ 826,776	$ 269,579
Short-term marketable securities	34,254	27,891
Accounts receivable, net of allowance for doubtful accounts of $831 and $744 at March 28, 2020 and September 30, 2019, respectively	352,673	372,743
Prepaid expenses	66,854	52,701
Other current assets	60,869	59,707
Total current assets	1,341,426	782,621
Property and equipment, net	104,147	105,531
Goodwill	1,603,081	1,238,179
Acquired intangible assets, net	251,191	169,949
Long-term marketable securities	22,687	29,544
Deferred tax assets	202,683	198,634
Operating right-of-use lease assets	157,016	0
Other assets	184,240	140,130
Total assets	3,866,471	2,664,588
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	33,728	42,442
Accrued expenses and other current liabilities	115,278	104,028
Accrued compensation and benefits	83,904	88,769
Accrued income taxes	15,963	17,407
Current portion of long-term debt	496,435	0
Deferred revenue	407,412	385,509
Short-term lease obligations	39,452	0
Total current liabilities	1,192,172	638,155
Long-term debt	1,134,287	669,134
Deferred tax liabilities	19,541	41,683
Deferred revenue	9,790	11,123
Long-term lease obligations	184,706	0
Other liabilities	51,894	102,495
Total liabilities	2,592,390	1,462,590
Commitments and contingencies (Note 15)
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; 115,695 and 114,899 shares issued and outstanding at March 28, 2020 and September 30, 2019, respectively	1,157	1,149
Additional paid-in capital	1,536,770	1,502,949
Accumulated deficit	(150,351)	(191,390)
Accumulated other comprehensive loss	(113,495)	(110,710)
Total stockholders’ equity	1,274,081	1,201,998
Total liabilities and stockholders’ equity	$ 3,866,471	$ 2,664,588