Consolidated Balance Sheets (USD $) In Thousands	Jul. 31, 2011	Apr. 30, 2011
Current assets:
Cash and cash equivalents, including restricted cash of $5,823 on July 31, 2011 and $5,821 on April 30, 2011	$ 37,682	$ 58,292
Accounts receivable, net of allowance for doubtful accounts of $1,726 on July 31, 2011 and $2,147 on April 30, 2011	70,013	64,753
Inventories	57,567	51,720
Other current assets	11,046	10,212
Deferred income taxes	14,073	14,073
Income tax receivable	4,126	4,513
Total current assets	194,507	203,563
Property, plant and equipment, net	63,470	62,390
Intangibles, net	8,437	8,692
Other assets	6,558	6,804
Total assets	272,972	281,449
Current liabilities:
Accounts payable	32,979	40,119
Accrued expenses	20,141	25,356
Accrued payroll	6,504	5,309
Accrued taxes other than income	10,365	11,421
Accrued profit sharing	5,325	4,081
Accrued product/municipal liability	2,410	2,584
Accrued warranty	3,481	3,424
Current portion of notes payable	31,111	30,000
Total current liabilities	112,316	122,294
Deferred income taxes	5,309	5,309
Notes payable, net of current portion	50,000	50,000
Other non-current liabilities	8,955	8,763
Commitments and contingencies (Note 14)
Total Liabilities	176,580	186,366
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, 65,811,531 shares issued and 64,611,531 shares outstanding on July 31, 2011 and 65,710,531 shares issued and 64,510,531 shares outstanding on April 30, 2011	66	66
Additional paid-in capital	186,320	185,802
Accumulated deficit	(83,671)	(84,462)
Accumulated other comprehensive income	73	73
Treasury stock, at cost (1,200,000 common shares)	(6,396)	(6,396)
Total stockholders' equity	96,392	95,083
Total liabilities and stockholders' equity	$ 272,972	$ 281,449