Consolidated Statements of Income - USD ($) $ in Thousands		12 Months Ended
		Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2016
Total revenue		$ 8,391,124	$ 7,506,587	$ 7,122,086
Operating expenses		1,283,046	1,172,328	1,053,805
Depreciation and amortization		220,970	197,629	170,937
Interest, net		50,940	41,536	40,173
Income before income taxes		214,437	269,668	348,706
Federal and state income taxes		(103,466)	92,183	122,724
Net income		$ 317,903	$ 177,485	$ 225,982
Net income per common share
Basic (in Dollars per share)		$ 8.41	$ 4.54	$ 5.79
Diluted (in Dollars per share)		8.34	4.48	5.73
Dividends declared (in Dollars per share)		$ 1.04	$ 0.96	$ 0.88
Excise taxes		$ 919	$ 866	$ 818
Product
Cost of goods sold (exclusive of depreciation and amortization, shown separately below) (a)	[1]	$ 6,621,731	$ 5,825,426	$ 5,508,465

[1] Includes excise taxes of approximately $919,000 , $866,000 and $818,000