Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2021	Apr. 30, 2020
Current assets:
Cash and cash equivalents	$ 167,012	$ 210,909
Trade accounts and notes receivable, net of allowances of $6,282 and $5,141, respectively	558,661	440,926
Inventories, net	357,054	299,815
Prepaid expenses and other current assets	19,525	14,972
Total current assets	1,102,252	966,622
Property and equipment, net of accumulated depreciation of $193,364 and $158,554, respectively	311,326	305,467
Operating lease right-of-use assets	118,413	115,257
Goodwill	576,330	553,073
Intangible assets, net	350,869	361,884
Deferred income taxes	15,715	8,904
Other assets	8,993	13,247
Total assets	2,483,898	2,324,454
Current liabilities:
Accounts payable	322,965	248,902
Accrued compensation and employee benefits	72,906	67,590
Other accrued expenses and current liabilities	87,138	75,326
Current portion of long-term debt	46,018	50,201
Current portion of operating lease liabilities	33,474	33,040
Total current liabilities	562,501	475,059
Non-current liabilities:
Long-term debt, less current portion	932,409	1,047,279
Long-term operating lease liabilities	90,290	89,605
Deferred income taxes, net	12,728	12,018
Other liabilities	63,508	66,512
Total liabilities	1,661,436	1,690,473
Commitments and contingencies
Stockholders' equity:
Common stock, par value $0.01 per share, 500,000 shares authorized; 43,073 and 42,554 shares issued and outstanding as of April 30, 2021 and 2020, respectively	431	426
Preferred stock, par value $0.01 per share, 50,000 shares authorized; 0 shares issued and outstanding as of April 30, 2021 and 2020	0	0
Additional paid-in capital	542,737	529,662
Retained earnings	274,535	168,975
Accumulated other comprehensive income (loss)	4,759	(65,082)
Total stockholders' equity	822,462	633,981
Total liabilities and stockholders' equity	$ 2,483,898	$ 2,324,454