Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income (loss)	$ 18,454	$ 15,049	$ (24,698)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	11,072	12,312	13,915
Goodwill and other intangible assets impairment charge			62,188
Loss on sale, disposal and abandonment of assets	705	181	208
(Gain) loss on investments	(754)	176	(419)
(Gain) loss on disposition of business	(4,131)	366
Equity in income of joint ventures	(1,483)	(2,307)	(2,939)
Dividends from joint ventures	1,195	1,144	1,340
Stock-based compensation and related net tax benefits	2,841	1,583	2,074
Current and long-term deferred income taxes, net	9,150	238	(26,920)
Changes in operating assets and liabilities:
(Increase) decrease in accounts receivable, net	(651)	471	2,568
(Increase) decrease in prepaid income taxes	(732)	1,694	1,363
Decrease (increase) in other operating assets, net	106	(544)	1,497
(Decrease) increase in accounts payable and other accrued liabilities	(3,774)	(1,246)	2,854
(Decrease) increase in other operating liabilities, net	(458)	(864)	3,654
Net cash provided by operating activities	31,540	28,253	36,685
Cash flows from investing activities:
Acquisition of property, plant and equipment	(8,893)	(7,974)	(4,161)
Proceeds from disposition of business	10,089	6,958
Acquisition of joint ventures and businesses, net of cash acquired			(1,800)
Other investing activities, net	583	(1,262)	(1,255)
Net cash provided by (used in) investing activities	1,779	(2,278)	(7,216)
Cash flows from financing activities:
Net borrowings on revolving credit facility			(60)
Long–term borrowings - loan	17,000	30,300	33,800
Long–term borrowings - repayment	(41,285)	(30,500)	(43,000)
Dividends paid to stockholders	(10,574)	(15,874)	(21,048)
Other financing activities, net	(420)	(449)	(597)
Net cash used in financing activities	(35,279)	(16,523)	(30,905)
Effects of foreign currency translation	(69)	(899)	(475)
Net (decrease) increase in cash and cash equivalents	(2,029)	8,553	(1,911)
Opening balance – cash and cash equivalents	15,314	6,761	8,672
Ending balance – cash and cash equivalents	13,285	15,314	6,761
Supplemental disclosure of cash flow information:
Accrued capital spending included in accounts payable and other accrued liabilities	747	1,068	351
Cash paid for interest, net of amounts capitalized	3,860	3,799	3,930
Cash paid for income taxes, net of refunds	$ 1,712	$ 6,661	$ 6,704