Income Taxes (Tables)

6 Months Ended

Jun. 30, 2013

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The U.S. statutory federal income tax rate is reconciled to the Company’s effective income tax rate as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Tax benefit at 35% federal statutory rate	$	1,658	$	4,345	$	3,523	$	8,228
State tax benefit, net of federal benefit		24		62		50		117
Noncontrolling interest		(218)		(651)		(464)		(1,249)
Valuation allowance		(1,420)		(3,732)		(2,957)		(6,783)
Other		(44)		(24)		(152)		(313)
Total	$	—	$	—	$	—	$	—

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

The effects of temporary differences and other items that give rise to deferred tax assets and liabilities are presented below (in thousands):

	June 30, 2013		December 31, 2012
Deferred tax assets:
Capitalized start up costs	$	3,033	$	3,253
Stock-based compensation		965		965
Net operating loss carryover		87,514		84,960
Other		268		266
Deferred tax assets		91,780		89,444
Valuation allowance		(50,501)		(47,544)
Deferred tax liabilities:
Property, plant and equipment		(41,279)		(41,900)
Deferred tax liabilities		(41,279)		(41,900)
Net deferred tax asset	$	—	$	—