Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jul. 31, 2019	Apr. 30, 2019
Current assets:
Cash and cash equivalents	$ 96,733	$ 63,296
Receivables	39,554	37,856
Inventories	273,755	273,040
Prepaid expenses	12,969	7,493
Income tax receivable	15,059	28,895
Total current assets	438,070	410,580
Other assets, net of amortization	43,146	41,154
Goodwill	157,223	157,223
Property and equipment, net of accumulated depreciation of $1,878,705 at July 31, 2019 and $1,826,936 at April 30, 2019	3,198,307	3,122,419
Total assets	3,836,746	3,731,376
Current liabilities:
Lines of credit	50,000	75,000
Current maturities of long-term debt	18,846	17,205
Accounts payable	347,181	335,240
Accrued expenses	159,001	163,487
Total current liabilities	575,028	590,932
Long-term debt and capital lease obligations, net of current maturities	1,303,429	1,283,275
Deferred income taxes	402,840	385,788
Deferred compensation	16,027	15,881
Insurance accruals, net of current portion	21,531	22,663
Other long-term liabilities	28,677	24,068
Total liabilities	2,347,532	2,322,607
Shareholders’ equity:
Preferred stock, no par value	0	0
Common stock, no par value	22,002	15,600
Retained earnings	1,467,212	1,393,169
Total shareholders’ equity	1,489,214	1,408,769
Total liabilities and shareholders' equity	$ 3,836,746	$ 3,731,376