CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Sep. 30, 2019
Current assets:
Cash and cash equivalents	$ 125,673	$ 106,426
Accounts receivable, net	303,558	297,427
Prepaid expenses and other current assets	53,780	51,853
Total current assets	483,011	455,706
Marketable securities	23,549	20,222
Other investments	1,587	1,643
Property and equipment, net	60,336
Property and equipment, net		53,027
Operating leases	84,106
Goodwill	804,528	803,542
Intangible assets, net	10,119	14,139
Deferred income tax	7,110	6,006
Other assets	89,774	79,163
Total assets	1,564,120	1,433,448
Current liabilities:
Accounts payable	19,816	23,118
Accrued compensation and employee benefits	95,674	106,240
Other accrued liabilities	50,864	32,454
Deferred revenue	105,833	111,016
Current maturities on debt	188,000	218,000
Total current liabilities	460,187	490,828
Long-term debt	739,039	606,790
Operating leases	74,000
Other liabilities	43,608	46,063
Total liabilities	1,316,834	1,143,681
Commitments and contingencies
Stockholders’ equity:
Preferred stock ($0.01 par value; 1,000 shares authorized; none issued and outstanding)	0	0
Common stock ($0.01 par value; 200,000 shares authorized, 88,857 shares issued and 28,999 and 28,944 shares outstanding at June 30, 2020 and September 30, 2019, respectively)	290	289
Additional paid-in-capital	1,187,717	1,225,365
Treasury stock, at cost (59,858 and 59,913 shares at June 30, 2020 and September 30, 2019, respectively)	(2,980,437)	(2,802,450)
Retained earnings	2,133,933	1,956,648
Accumulated other comprehensive loss	(94,217)	(90,085)
Total stockholders’ equity	247,286	289,767
Total liabilities and stockholders’ equity	$ 1,564,120	$ 1,433,448