Note 3 - Segment Information (Tables)

3 Months Ended

Dec. 31, 2013

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three months ended December 31, 2013
	Carbon Fibers		Technical Fibers		Corporate/ Other			Total
Net sales	$	26,763	$	7,995	$	365		$	35,123
Cost of sales		23,555		5,949		338			29,842
Gross profit		3,208		2,046		27			5,281
Operating income (loss)		1,600		1,955		(3,960	)		(405	)
Depreciation		4,162		502		361			5,025
Capital expenditures		914		125		921			1,960

	Three months ended December 31, 2012
	Carbon Fibers		Technical Fibers		Corporate/ Other			Total
Net sales	$	28,715	$	6,590	$	572		$	35,877
Cost of sales		22,178		4,139		483			26,800
Gross profit		6,537		2,451		89			9,077
Operating income (loss)		4,571		2,346		(3,268	)		3,649
Depreciation		4,167		370		121			4,658
Capital expenditures		851		1,769		287			2,907

	Total Assets
	Carbon Fibers		Technical Fibers		Corporate/ Other		Total
December 31, 2013	$	252,579	$	45,597	$	57,875	$	356,051
September 30, 2013	$	288,544	$	44,946	$	19,375	$	352,865