Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jan. 31, 2019	Apr. 30, 2018
Current assets:
Cash and cash equivalents	$ 34,169	$ 53,679
Receivables	40,899	45,045
Inventories	250,897	241,668
Prepaid expenses	9,752	5,766
Income tax receivable	15,555	50,682
Total current assets	351,272	396,840
Other assets, net of amortization	46,519	29,909
Goodwill	144,948	140,258
Property and equipment, net of accumulated depreciation of $1,771,005 at January 31, 2019 and $1,611,177 at April 30, 2018	3,040,860	2,902,920
Total assets	3,583,599	3,469,927
Current liabilities:
Notes payable to bank	50,000	39,600
Current maturities of long-term debt	16,637	15,374
Accounts payable	242,399	321,419
Accrued expenses	154,665	131,457
Total current liabilities	463,701	507,850
Long-term debt, net of current maturities	1,288,952	1,291,725
Deferred income taxes	379,376	341,946
Deferred compensation	15,571	15,928
Insurance accruals, net of current portion	21,395	19,748
Other long-term liabilities	23,736	21,589
Total liabilities	2,192,731	2,198,786
Shareholders’ equity:
Preferred stock, no par value	0	0
Common stock, no par value	12,279	0
Retained earnings	1,378,589	1,271,141
Total shareholders’ equity	1,390,868	1,271,141
Total liabilities and shareholders' equity	$ 3,583,599	$ 3,469,927