Business Combination (Tables)

3 Months Ended

Mar. 31, 2013

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Purchase price (cost of shares)	$	154,735
Acquisition related costs (included in selling, general and administrative expenses)		2,075
Total purchase price	$	156,810

Schedule of Purchase Price Allocation [Table Text Block]

	As of
	March 1, 2013
Assets acquired:
Cash and cash equivalents	$	29,819
Accounts receivable, net		20,862
Inventory		42,909
Prepaid expenses and other current assets		27,205
Property, plant and equipment, net		99,716
Deferred tax assets		1,612
Other long-term assets		5,497
Other intangible assets		17,200
Goodwill		2,192
Total assets acquired	$	247,012
Liabilities assumed:
Lines of credit	$	17,336
Accounts payable		34,758
Accrued liabilites and other		16,703
Deferred tax liability		5,055
Other liabilities		18,425
Total liabilities assumed		92,277
Total net assets acquired, net of cash acquired	$	154,735

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended
	March 31,
	2013		2012
Net revenues	$	198,065	$	175,691
Net income (loss)	$	(5,753)	$	2,194
Net income (loss) per common share—Basic	$	(0.13)	$	0.05
Net income (loss) per common share—Diluted	$	(0.13)	$	0.05