Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Sep. 30, 2019
Current assets
Cash and cash equivalents	$ 714,268	$ 599,219
Short-term investments	379,303	373,063
Accounts receivable, net of allowances of $3,343 and $3,259	304,874	322,029
Inventories	28,826	34,401
Other current assets	238,163	182,874
Total current assets	1,665,434	1,511,586
Property and equipment, net	228,293	223,426
Operating lease right-of-use assets	316,761	0
Long-term investments	112,928	358,402
Deferred tax assets	47,919	27,701
Goodwill	1,858,966	1,065,379
Other assets, net	343,056	203,781
Total assets	4,573,357	3,390,275
Current liabilities
Accounts payable	54,389	62,627
Accrued liabilities	301,038	235,869
Deferred revenue	888,614	807,030
Current portion of long-term debt	19,275	0
Total current liabilities	1,263,316	1,105,526
Deferred tax liabilities	444	313
Deferred revenue, long-term	386,438	391,086
Operating lease liabilities, long-term	345,577	0
Long-term debt	373,866	0
Other long-term liabilities	49,817	131,853
Total long-term liabilities	1,156,142	523,252
Commitments and contingencies (Note 9)
Shareholders' equity
Preferred stock, no par value; 10,000 shares authorized, no shares outstanding	0	0
Common stock, no par value; 200,000 shares authorized, 61,164 and 60,367 shares issued and outstanding	304,526	142,597
Accumulated other comprehensive loss	(18,495)	(19,190)
Retained earnings	1,867,868	1,638,090
Total shareholders' equity	2,153,899	1,761,497
Total liabilities and shareholders' equity	$ 4,573,357	$ 3,390,275