Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2021	Apr. 30, 2020
ASSETS
Cash and cash equivalents	$ 934,251	$ 2,661,914
Cash and cash equivalents - restricted	128,669	211,106
Receivables, less allowance for doubtful accounts of $70,689 and $64,648	197,876	133,197
Income taxes receivable	28,477	333,366
Prepaid expenses and other current assets	105,562	52,042
Total current assets	1,699,724	3,086,736
Property and equipment, at cost, less accumulated depreciation and amortization of $832,885 and $796,192	148,490	184,367
Operating lease right of use asset	437,246	494,788
Intangible assets, net	360,148	414,976
Goodwill	757,659	712,138
Deferred tax assets and income taxes receivable	182,848	151,195
Other noncurrent assets	67,531	67,847
Total assets	3,653,646	5,112,047
LIABILITIES:
Accounts payable and accrued expenses	198,084	203,103
Accrued salaries, wages and payroll taxes	270,982	116,375
Accrued income taxes and reserves for uncertain tax positions	287,404	209,816
Current portion of long-term debt	0	649,384
Operating lease liabilities	206,393	195,537
Deferred revenue and other current liabilities	200,216	201,401
Total current liabilities	1,163,079	1,575,616
Long-term debt and line of credit borrowings	1,490,039	2,845,873
Deferred tax liabilities and reserves for uncertain tax positions	279,351	182,441
Operating lease liabilities	242,626	312,566
Deferred revenue and other noncurrent liabilities	126,150	124,510
Total liabilities	3,301,245	5,041,006
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Common stock, no par, stated value $.01 per share, 800,000,000 shares authorized, shares issued of 216,655,616 and 228,206,684	2,167	2,282
Additional paid-in capital	783,292	775,387
Accumulated other comprehensive income (loss)	4,786	(51,576)
Retained earnings	248,506	42,965
Less treasury shares, at cost, of 35,189,707 and 35,731,376	(686,350)	(698,017)
Total stockholders' equity	352,401	71,041
Total liabilities and stockholders' equity	3,653,646	5,112,047
Income taxes receivable	$ 28,477	$ 333,366