Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2021	Apr. 30, 2020
Current assets:
Cash and cash equivalents	$ 150,573	$ 210,909
Trade accounts and notes receivable, net of allowances of $6,020 and $5,141, respectively	410,125	405,254
Inventories, net	327,725	299,815
Prepaid expenses and other current assets	17,684	14,972
Total current assets	906,107	930,950
Property and equipment, net of accumulated depreciation of $184,410 and $158,554, respectively	305,144	305,467
Operating lease right-of-use assets	119,434	115,257
Goodwill	562,204	553,073
Intangible assets, net	333,766	361,884
Deferred income taxes	13,488	8,904
Other assets	11,616	13,247
Total assets	2,251,759	2,288,782
Current liabilities:
Accounts payable	157,892	213,230
Accrued compensation and employee benefits	55,995	67,590
Other accrued expenses and current liabilities	81,913	63,812
Current portion of long-term debt	51,552	50,201
Current portion of operating lease liabilities	32,847	33,040
Total current liabilities	380,199	427,873
Non-current liabilities:
Long-term debt, less current portion	942,598	1,047,279
Long-term operating lease liabilities	92,109	89,605
Deferred income taxes, net	8,965	12,018
Other liabilities	66,874	78,026
Total liabilities	1,490,745	1,654,801
Commitments and contingencies
Stockholders' equity:
Common stock, par value $0.01 per share, 500,000 shares authorized; 42,854 and 42,554 shares issued and outstanding as of January 31, 2021 and April 30, 2020, respectively	428	426
Preferred stock, par value $0.01 per share, 50,000 shares authorized; 0 shares issued and outstanding as of January 31, 2021 and April 30, 2020
Additional paid-in capital	539,289	529,662
Retained earnings	240,789	168,975
Accumulated other comprehensive loss	(19,492)	(65,082)
Total stockholders' equity	761,014	633,981
Total liabilities and stockholders' equity	$ 2,251,759	$ 2,288,782