CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Oct. 31, 2020	Apr. 30, 2020	Oct. 31, 2019
ASSETS
Cash and cash equivalents	$ 208,956	$ 2,661,914	$ 245,312
Cash and cash equivalents - restricted	178,368	211,106	176,332
Receivables, less allowance for credit losses of $66,808, $65,815 and $64,648	71,253	133,197	74,710
Prepaid expenses and other current assets	134,336	80,519	105,058
Total current assets	592,913	3,086,736	601,412
Property and equipment, at cost, less accumulated depreciation and amortization of $832,080, $784,535 and $796,192	164,742	184,367	206,216
Operating lease right of use asset	445,727	494,788	475,969
Intangible assets, net	390,371	414,976	425,377
Goodwill	727,483	712,138	815,331
Deferred tax assets and income taxes receivable	172,842	151,195	145,807
Other noncurrent assets	62,351	67,847	86,629
Total assets	2,556,429	5,112,047	2,756,741
LIABILITIES:
Accounts payable and accrued expenses	108,805	203,103	111,439
Accrued salaries, wages and payroll taxes	62,122	116,375	57,602
Accrued income taxes and reserves for uncertain tax positions	8,662	209,816	106,125
Current portion of long-term debt	0	649,384	648,651
Operating lease liabilities	191,114	195,537	162,897
Deferred revenue and other current liabilities	181,900	201,401	177,243
Total current liabilities	552,603	1,575,616	1,263,957
Long-term debt and line of credit borrowings	1,559,093	2,845,873	980,299
Deferred tax liabilities and reserves for uncertain tax positions	353,751	182,441	180,362
Operating lease liabilities	268,312	312,566	326,691
Deferred revenue and other noncurrent liabilities	102,636	124,510	81,179
Total liabilities	2,836,395	5,041,006	2,832,488
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Common stock, no par, stated value $.01 per share, 800,000,000 shares authorized, shares issued of 218,719,439, 231,024,069 and 228,206,684	2,187	2,282	2,310
Additional paid-in capital	773,691	775,387	765,220
Accumulated other comprehensive loss	(31,707)	(51,576)	(21,817)
Retained earnings (deficit)	(335,617)	42,965	(122,535)
Less treasury shares, at cost, of 35,301,097, 35,778,404 and 35,731,376	(688,520)	(698,017)	(698,925)
Total stockholders' equity (deficiency)	(279,966)	71,041	(75,747)
Total liabilities and stockholders' equity	$ 2,556,429	$ 5,112,047	$ 2,756,741