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Income Taxes, Net Operating Losses (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2015 USD ($)
State |
Income Tax Disclosure |
NOL carryforwards | $ 2,400.0
Deferred income tax asset for State NOL carryforwards | $ 114.2
State | Minimum |
Income Tax Disclosure |
Expiration of NOL carryforwards | Dec. 31, 2016
State | Maximum |
Income Tax Disclosure |
Expiration of NOL carryforwards | Dec. 31, 1935
Federal |
Income Tax Disclosure |
Deferred income tax asset for Federal NOL carryforwards (entities not on Federal return) | $ 23.4
Federal | Minimum |
Income Tax Disclosure |
Expiration of NOL carryforwards | Dec. 31, 2018
Federal | Maximum |
Income Tax Disclosure |
Expiration of NOL carryforwards | Dec. 31, 1935

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