Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows from Operating Activities:
Net Income (Loss)	$ 5,911	$ (10,996)
Adjustments to Reconcile Net Income (Loss) to Net Cash Provided by Operating Activities:
Depreciation and amortization	10,323	10,235
Non-cash interest expense	569	653
Share-based compensation	421	250
Deferred income taxes	4,333	(7)
Loss on sale of assets	64	1
Changes in operating assets and liabilities:
Accounts receivable, net	3,074	11,534
Inventories	(5,559)	(6,714)
Prepaid expenses and other current assets	(393)	(232)
Accounts payable	(2,205)	2,656
Income taxes	110	(2,161)
Accrued liabilities	295	(2,853)
Accrued interest	2,362	2,377
Employee related liabilities	266	714
Deferred revenues and customer deposits	1,742	12,474
Environmental remediation reserves	(5,920)	2,789
Pension obligations, net	(3,445)	(946)
Other	(151)	(289)
Discontinued operations, net	1,461	(8,714)
Net Provided by Operating Activities	13,258	10,771
Cash Flows from Investing Activities:
Capital expenditures	(4,187)	(9,200)
Other investing activities	120
Discontinued operations, net	(689)	(995)
Net Cash Used by Investing Activities	(4,756)	(10,195)
Cash Flows from Financing Activities:
Payments of long-term debt	(13)	(11)
Debt issuance costs		(878)
Issuance of common stock	53	81
Discontinued operations, net	(40)	(41)
Net Cash Used by Financing Activities		(849)
Effect of Changes in Currency Exchange Rates on Cash	(8)	61
Net Change in Cash and Cash Equivalents	8,494	(212)
Cash and Cash Equivalents, Beginning of Period	30,703	23,985
Cash and Cash Equivalents, End of Period	39,197	23,773
Cash Paid (Received) For:
Interest	4,893	4,897
Income taxes	279	(2,181)
Non-Cash Investing and Financing Transactions:
Additions to Property, Plant and Equipment not yet paid	$ 867	$ 1,114