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Equity Transactions (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
1 Months Ended | 12 Months Ended | 1 Months Ended | 3 Months Ended | 12 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Feb. 28, 2011
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Mar. 12, 2014
Subsequent Event [Member]
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Dec. 31, 2013
Subsequent Event [Member]
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Jun. 30, 2012
13% Senior Notes due 2016 [Member]
Senior Notes [Member]
|
Feb. 28, 2011
13% Senior Notes due 2016 [Member]
Senior Notes [Member]
|
Sep. 30, 2013
Series A Preferred Stock [Member]
|
Jun. 30, 2013
Series A Preferred Stock [Member]
|
Dec. 31, 2013
Series A Preferred Stock [Member]
|
May 30, 2013
Series A Preferred Stock [Member]
|
Dec. 31, 2013
Common Stock
|
|
| Debt Instrument [Line Items] | |||||||||||||
| Convertible Preferred Stock, Shares Reserved for Future Issuance | 42,200,000 | ||||||||||||
| Share Price | $ 47.50 | $ 6.53 | |||||||||||
| Convertible Preferred Stock, Shares Reserved to Satisfy Potential Conversion | 12,090,000 | ||||||||||||
| Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ 5.00 | ||||||||||||
| Preferred Stock, Dividends, Per Share, Cash Paid | $ 1.25 | $ 0.43 | |||||||||||
| Dividends, Preferred Stock, Cash | $ 1,974 | $ 679 | |||||||||||
| Preferred Stock Dividends, Income Statement Impact | 4,627 | 0 | 0 | 4,627 | |||||||||
| Stock issued during period (in shares) | 10,100,000 | 78,947,000 | |||||||||||
| Preferred Stock, Dividend Rate, Percentage | 10.00% | ||||||||||||
| Proceeds from issuance of common stock | 73,765 | 0 | 0 | 73,765 | 70,035 | ||||||||
| Underwriters over-allotment of shares (in shares) | 1,100,000 | 1,579,000 | |||||||||||
| Portion of Proceeds from Issuance of Common Stock Used to Repurchase Senior Notes | 35,062 | ||||||||||||
| Repayments of senior debt | $ 10,000 | $ 31,000 | |||||||||||
| Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 | ||||||||||
| Preferred stock, liquidation preference (in dollars per share) | $ 50.00 | $ 50.00 | $ 50.00 | ||||||||||
| Common stock, shares authorized | 60,000,000 | 60,000,000 | 110,000,000 | ||||||||||
| Common Stock, Capital Shares Reserved for Future Issuance | 16,800,000 | ||||||||||||