CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2018	Sep. 30, 2018
Current assets:
Cash and cash equivalents	$ 79,896	$ 90,023
Accounts receivable, net	247,566	266,742
Prepaid expenses and other current assets	48,380	39,624
Total current assets	375,842	396,389
Marketable Securities	17,210
Marketable securities		18,059
Other investments	1,679	1,697
Property and equipment, net	46,864	48,837
Goodwill	798,793	800,890
Intangible assets, net	12,910	14,536
Deferred income taxes	14,066	13,805
Other assets	38,262	36,254
Total assets	1,305,626	1,330,467
Current liabilities:
Accounts payable	20,387	20,251
Accrued compensation and employee benefits	55,354	84,292
Other accrued liabilities	26,079	31,025
Deferred revenue	103,527	103,335
Current maturities on debt	228,000	235,000
Total current liabilities	433,347	473,903
Long-term debt	604,157	528,944
Other liabilities	40,227	40,183
Total liabilities	1,077,731	1,043,030
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 29,056 and 29,015 shares outstanding at December 31, 2018 and September 30, 2018, respectively)	291	290
Paid-in-capital	1,176,770	1,211,051
Treasury stock, at cost (59,801 and 59,842 shares at December 31, 2018 and September 30, 2018, respectively)	(2,674,011)	(2,612,007)
Retained earnings	1,804,531	1,764,524
Accumulated other comprehensive loss	(79,686)	(76,421)
Total stockholders’ equity	227,895	287,437
Total liabilities and stockholders’ equity	$ 1,305,626	$ 1,330,467