Consolidated Statement of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Cash flows from operating activities:
Net (loss) income	$ (2,264)	$ 2,977
Adjustments to reconcile net (loss) income to net cash from operating activities:
Depreciation	5,025	4,658
Amortization of financing fees and debt discount	24	15
Reversal of uncertain tax positions	(481)
Foreign currency transaction loss	827	88
Stock compensation expense	19	240
Changes in assets and liabilities:
Decrease in accounts receivable	6,047	6,611
Decrease (increase) in inventories	2,064	(11,777)
Increase in other current assets and other assets	(381)	(4,660)
Increase (decrease) in trade accounts payable	2,604	(1,318)
Decrease in accrued expenses and other liabilities	(262)	(1,072)
Net cash provided (used) by operations	13,222	(4,238)
Cash flows from investing activities:
Purchases of property and equipment	(1,960)	(2,907)
Decrease in construction payables	(3)	(756)
Net cash used in investing activities	(1,963)	(3,663)
Cash flows from financing activities:
Payment of financing fees		(65)
Proceeds from exercise of stock options	32
Repayment of notes payable	(2,082)	(1,498)
Net cash used in financing activities	(2,050)	(1,563)
Effect of exchange rate changes on cash and cash equivalents	901	10
Net increase (decrease) in cash and cash equivalents	10,110	(9,454)
Cash and cash equivalents at beginning of period	32,291	29,935
Cash and cash equivalents at end of period	$ 42,401	$ 20,481