Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2018	Apr. 30, 2017
Current assets:
Cash and cash equivalents	$ 48,860	$ 61,549
Accounts receivable, net of allowance for doubtful accounts of $1,824 on April 30, 2018 and $598 on April 30, 2017	56,676	108,444
Inventories	153,353	131,682
Prepaid expenses and other current assets	6,893	6,123
Income tax receivable	4,582	10,643
Total current assets	270,364	318,441
Property, plant, and equipment, net	159,125	149,685
Intangibles, net	112,760	141,317
Goodwill	191,287	169,017
Other assets	11,524	9,576
Assets, Total	745,060	788,036
Current liabilities:
Accounts payable	33,617	53,447
Accrued expenses	41,632	51,686
Accrued payroll and incentives	10,514	21,174
Accrued income taxes	513	726
Accrued profit sharing	1,283	13,004
Accrued warranty	6,823	4,908
Current portion of notes and loans payable	6,300	6,300
Total current liabilities	100,682	151,245
Deferred income taxes	12,895	25,620
Notes and loans payable, net of current portion	180,304	210,657
Other non-current liabilities	29,031	7,352
Total liabilities	322,912	394,874
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $.001 par value, 20,000,000 shares authorized, no shares issued or outstanding
Common stock, $.001 par value, 100,000,000 shares authorized, 72,433,705 shares issued and 54,266,843 shares outstanding on April 30, 2018 and 72,017,288 shares issued and 53,850,426 shares outstanding on April 30, 2017	72	72
Additional paid-in capital	253,616	245,865
Retained earnings	389,146	369,164
Accumulated other comprehensive income	1,689	436
Treasury stock, at cost (18,166,862 shares on April 30, 2018 and April 30, 2017)	(222,375)	(222,375)
Total stockholders’ equity	422,148	393,162
Liabilities and Equity, Total	$ 745,060	$ 788,036

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.