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Preferred Stock (Tables)
12 Months Ended
Dec. 31, 2012
Equity [Abstract]  
Schedule of changes in the carrying value of Series B Preferred Stock
The following table sets forth the changes in the carrying value of the Company’s Series B-1 Preferred Stock.
 
 
Shares
 
(thousands)
 
Balance at December 31, 2009
290,197

 
$
66,976

 
Accrued dividends
28,977

 
7,286

 
Fair value of bifurcated conversion feature

 
(871
)

Accretion of issuance costs and additional discount

 
1,596

 
Exchange for Series C Preferred Shares

 


Balance at December 31, 2010
319,174

 
74,987

 
Accrued dividends
32,270

 
8,068

 
Fair value of bifurcated conversion feature

 
(807
)

Accretion of issuance costs and additional discount

 
1,065

 
Balance at December 31, 2011
351,444

 
83,313

 
Accrued dividends
35,531

 
8,883

 
Fair value of bifurcated conversion feature

 
(31
)

Accretion of issuance costs and additional discount

 
1,147

 
Balance at December 31, 2012
386,975

 
$
93,312