Related Party Transactions (Tables)

6 Months Ended

Mar. 31, 2016

Related Party Transactions [Abstract]

Schedule Of Related Party Transactions

	Three Months Ended March 31,				Six Months Ended March 31,
(Dollars in Thousands)	2016		2015		2016		2015
Sales to Aquila	$	18	$	1,870	$	414	$	3,673
Purchases from Aquila		214		23		204		31

(Dollars in Thousands)	March 31, 2016		September 30, 2015
Amounts in accounts receivable	$	1,919	$	2,795
Amounts in accounts payable		173		284

	Three Months Ended March 31,				Six Months Ended March 31,
(Dollars in Thousands)	2016		2015		2016		2015
Sales to Nagase	$	1,196	$	109	$	2,294	$	755
Purchases from Nagase		99		196		694		462

(Dollars in Thousands)	March 31, 2016		September 30, 2015
Amounts in accounts receivable	$	819	$	769
Amounts in accounts payable		51		33