CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Sep. 30, 2011
Current assets
Cash	$ 5,242	$ 2,441
Accounts receivable, net	14,184	13,671
Inventories	41,613	39,853
Prepaid expenses and other current assets	2,279	4,617
Deferred income taxes	1,503	1,487
Total current assets	64,821	62,069
Property, plant and equipment, net	73,705	72,094
Goodwill	12,110	8,853
Intangible assets, net	19,309	19,693
Other non-current assets	1,683	1,781
Deferred income taxes, net	6,372	7,175
Total assets	178,000	171,665
Current liabilities
Accounts payable	14,272	11,892
Accrued expenses	6,636	7,845
Total current liabilities	20,908	19,737
Long-term debt	32,000	32,000
Other non-current liabilities	355	253
Total liabilities	53,263	51,990
Stockholders' equity
Common stock	99	101
Additional paid-in capital	16,720	19,794
Retained earnings	107,709	99,468
Accumulated other comprehensive income	357	312
Treasury stock	(148)
Total stockholders' equity	124,737	119,675
Total liabilities and stockholders' equity	$ 178,000	$ 171,665