Notes Payable (Tables)

9 Months Ended

Sep. 30, 2012

Notes Payable [Abstract]

Summary of notes payable

	September 30, 2012		December 31, 2011
	(in thousands)
MHR Convertible Notes	$	30,572	$	25,441
MHR Promissory Notes		600		575
	$	31,172	$	26,016

Book value of the MHR Convertible Notes

	September 30, 2012		December 31, 2011
	(in thousands)
Face Value of the notes (including accrued interest)	$	30,572	$	28,153
Discount (related to the warrant purchase option and embedded conversion feature)		0		(2,712	)
	$	30,572	$	25,441