CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net income	$ 30,486	$ 3,751	$ 21,577
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	18,997	15,861	13,744
Amortization	511	416	416
Pension and post-retirement expense - U.S. and U.K.	12,592	10,293	16,173
Change in long-term obligations	(498)	(22)	(153)
Stock compensation expense	2,184	1,769	1,254
Excess tax benefit (expense) from option exercises	55	(614)	(494)
Deferred revenue	(2,500)	(2,500)	(2,500)
Deferred income taxes	2,810	(1,954)	6,171
Loss on disposition of property	399	500	418
Change in assets and liabilities:
Accounts receivable	(5,011)	9,893	18,630
Inventories	4,073	(22,275)	31,507
Other assets	117	(336)	(1,324)
Accounts payable and accrued expenses	(8,685)	15,722	(12,165)
Income taxes	(99)	2,522	341
Accrued pension and postretirement benefits	(7,036)	(6,080)	(20,191)
Net cash provided by operating activities	48,395	26,946	73,404
Cash flows from investing activities:
Additions to property, plant and equipment	(18,546)	(39,694)	(41,550)
Acquisition of Leveltek – LaPorte assets	(14,600)
Net cash used in investing activities	(33,146)	(39,694)	(41,550)
Cash flows from financing activities:
Dividends paid	(10,952)	(10,906)	(10,849)
Proceeds from exercise of stock options		1,063	598
Payment for purchase of treasury stock	(251)	(335)	(505)
Excess tax benefit from option exercises and restricted stock vesting		614	494
Payments Related to Tax Withholding for Share-based Compensation	55
Payment on long-term obligation	(173)		(100)
Net cash used in financing activities	(11,431)	(9,564)	(10,362)
Effect of exchange rates on cash	(644)	(143)	94
Increase (decrease) in cash and cash equivalents	3,174	(22,455)	21,586
Cash and cash equivalents:
Cash and cash equivalents, beginning of period	45,871	68,326	46,740
Cash and cash equivalents, end of period	49,045	45,871	68,326
Cash paid during period for:
Interest (net of capitalized interest)	347	3	7
Income taxes paid (net of refunds)	14,017	811	3,578
Capital expenditures incurred but not yet paid	1,741	$ 1,293	$ 2,890
Capital lease obligation incurred	$ 4,500