Segments - Net Sales, Adjusted EBITDA and Certain Other Measures (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Segment information
Net sales	$ 1,153,595	$ 751,191	$ 3,346,222	$ 2,366,620
Gross Profit	367,772	243,324	1,075,475	768,853
Depreciation and Amortization	29,750	25,562	86,867	79,904
Adjusted EBITDA	135,055	62,587	412,673	228,163
Geographic divisions
Segment information
Net sales	1,130,130	741,885	3,303,170	2,341,430
Gross Profit	356,811	240,536	1,057,417	760,908
Depreciation and Amortization	28,154	24,942	84,572	78,507
Adjusted EBITDA	129,725	61,916	404,665	226,588
Other
Segment information
Net sales	23,465	9,306	43,052	25,190
Gross Profit	10,961	2,788	18,058	7,945
Depreciation and Amortization	1,102	92	1,278	274
Adjusted EBITDA	5,330	671	8,008	1,575
Corporate
Segment information
Net sales	0	0	0	0
Gross Profit	0	0	0	0
Depreciation and Amortization	494	528	1,017	1,123
Adjusted EBITDA	$ 0	$ 0	$ 0	$ 0