Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities
Net loss	$ (3,562)	$ (1,789)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation and amortization	11,533	7,002
Asset impairment, net	2,612	0
Stock-based compensation	2,000	1,339
Gain on warrant derivative	(769)	(273)
Gain on disposition of assets	(139)	(41)
Deferred taxes	(1,570)	(1,657)
Amortization of deferred financing costs	508	99
Changes in assets and liabilities
Accounts receivable	(3,533)	(3,148)
Inventory	(1,003)	(348)
Vendor advances	0	(1,627)
Prepaid expenses and other assets	(897)	(465)
Accounts payable and accrued liabilities	5,549	712
Income taxes payable	(165)	137
Related party receivable	0	586
Net cash provided by operating activities	10,564	527
Cash flows from investing activities
Purchases of property, plant and equipment	(97,913)	(39,826)
Proceeds from insurance claims	2,038	0
Proceeds from the sale of property, plant and equipment	501	275
Net cash used in investing activities	(95,374)	(39,551)
Cash flows from financing activities
Borrowings under credit facility	104,972	10,704
Repayments under credit facility	(124,752)	(5,122)
Repurchase of shares	(225)	0
Initial public offering proceeds, net	116,496	0
Deferred financing costs	(1,238)	(1,109)
Net cash provided by financing activities	95,253	4,473
Net increase (decrease) in cash and cash equivalents	10,443	(34,551)
Beginning of period	2,730	37,407
End of period	13,173	2,856
Supplemental disclosure of cash flow information
Cash paid during the period for taxes	168	0
Cash paid during the period for interest	1,741	4
Supplemental disclosure of non-cash investing and financing activity
Stock-based compensation capitalized as property, plant and equipment	397	299
Purchases of property plant and equipment in accounts payable	$ 4,682	$ 7,069