Annual report pursuant to Section 13 and 15(d)

Income Taxes (Federal Operating Loss Carryforwards) (Details)

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Income Taxes (Federal Operating Loss Carryforwards) (Details) (Domestic Tax Authority [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards $ 201,042
Operating Loss Carryforwards, Valuation Allowance 167,795
2014-2019
 
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards 0
2020-2022
 
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards 48,986
2023-2025
 
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards 65,878
2026-2028
 
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards 32,714
2029-2033
 
Operating Loss Carryforwards [Line Items]  
Federal NOL carryforwards $ 53,464