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Income Taxes Income Taxes - Valuation Allowance (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Valuation Allowance [Line Items] |  |
Increase (decrease) in valuation allowance, state net operating loss carryforward and realized deferred tax benefit |  | $ 6.5
Operating Loss Carryforwards |  |
Valuation Allowance [Line Items] |  |
Increase (decrease) in valuation allowance, state net operating loss carryforward and realized deferred tax benefit | $ (2.1) | 2.5
Increase in State Uncertain Tax Positions |  |
Valuation Allowance [Line Items] |  |
Increase (decrease) in valuation allowance, state net operating loss carryforward and realized deferred tax benefit |  | (9.2)
State and Local Jurisdiction | Operating Loss Carryforwards |  |
Valuation Allowance [Line Items] |  |
Increase (decrease) in valuation allowance, state net operating loss carryforward and realized deferred tax benefit |  | $ 15.7

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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=37586315&loc=d3e32123-109318 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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