Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Cash flows from operating activities:
Net income	$ 4,580	$ 3,773
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,678	2,797
Equity in income of joint ventures	(636)	(301)
Dividends from joint ventures		1,195
Stock-based compensation and related net tax benefits	744	457
Current and long-term deferred taxes, net	1,752	632
Loss (gain) on sale, disposal and abandonment of fixed assets	17	(9)
Gain on investments	(58)	(190)
Changes in operating assets and liabilities:
(Increase) decrease in accounts receivable, net	(892)	224
Decrease in prepaid taxes	106	40
Increase in other operating assets, net	(1,005)	(982)
Decrease in accounts payable and other accrued liabilities	(1,057)	(2,052)
Increase in other operating liabilities, net	261	357
Net cash provided by operating activities	6,490	5,941
Cash flows from investing activities:
Acquisition of property, plant and equipment	(1,877)	(1,534)
Payment of transaction expenses associated with divestiture of business		(472)
Other investing activities, net	(538)	(923)
Net cash used in investing activities	(2,415)	(2,929)
Cash flows from financing activities:
Long-term borrowings - loan	2,000	7,000
Long-term borrowings - repayment	(3,500)	(12,700)
Dividends paid to stockholders	(2,682)	(2,651)
Other financing activities, net	(368)	(156)
Net cash used in financing activities	(4,550)	(8,507)
Effects of foreign currency translation	(368)	(279)
Net decrease in cash and cash equivalents	(843)	(5,774)
Opening balance - cash and cash equivalents	13,285	15,314
Ending balance - cash and cash equivalents	12,442	9,540
Accrued capital spending included in accounts payable and other accrued liabilities	$ 683	$ 1,153