CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income (loss)	$ (761)	$ 3,708
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	14,588	14,090
Amortization	150	205
Pension and post-retirement expense - U.S. and U.K.	10,342	6,733
Change in long-term obligations	(21)
Stock compensation expense	2,489	1,848
Deferred revenue	(1,875)	(1,875)
Deferred income taxes	633	1,036
Loss on disposition of property		13
Change in assets and liabilities:
Accounts receivable	24,815	(5,044)
Inventories	(4,956)	2,470
Other assets	(20)	(409)
Accounts payable and accrued expenses	(15,929)	6,049
Income taxes	(3,041)	4,902
Accrued pension and postretirement benefits	(6,733)	(5,457)
Net cash provided by (used in) operating activities	19,681	28,269
Cash flows from investing activities:
Additions to property, plant and equipment	(7,142)	(7,316)
Net cash provided by (used in) investing activities	(7,142)	(7,316)
Cash flows from financing activities:
Revolving credit facility borrowings	30,000	16,600
Revolving credit facility repayments		(16,600)
Dividends paid	(8,285)	(8,258)
Proceeds from exercise of stock options	422	215
Payment for purchase of treasury stock	(198)	(370)
Payments on long-term obligation	(140)	(106)
Net cash provided by (used in) financing activities	21,799	(8,519)
Effect of exchange rates on cash	90	(191)
Increase (decrease) in cash and cash equivalents:	34,428	12,243
Cash, cash equivalents and restricted cash:
Beginning of period	31,038	9,802
End of period	65,466	22,045
Supplemental disclosures of cash flow information:
Interest (net of capitalized interest)	865	712
Income taxes paid (refunded), net	2,912	(4,028)
Capital expenditures incurred, but not yet paid	531	418
Dividends declared but not yet paid	$ 124	$ 19