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Income Taxes Income Taxes - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Income Taxes [Line Items] |  |
Long term deferred tax liabilities | $ 248,700 | $ 256,400
Valuation allowance, amount | 8,648 | 7,858
Valuation allowance, deferred tax asset, change in amount | 1,400 |
Unrecognized tax benefits, income tax penalties and interest accrued | 4,300 | 3,400
Unrecognized tax benefits, net of associated tax assets and excluding federal tax benefit of state taxes, interest and penalties recorded in Other Liabilities | 32,800 | 27,800
Asset associated with uncertain tax position recorded in Other Assets | 16,500 | 16,100
Unrecognized tax benefits would impact effective tax rate | 15,800 | 11,800
Undistributed earnings from foreign earnings | 41,600 |
Deferred tax liability related to undistributed earnings from foreign earnings If the earnings of foreign subsidiaries were not indefinitely reinvested | 14,500 |
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | 0 | $ 50
Foreign Tax Authority [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards | 21,500 |
Net operating loss carryforward subject to expiration | $ 9,700 |
Foreign Tax Authority [Member] | Minimum [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards, expiration year | 2016 |
Foreign Tax Authority [Member] | Maximum [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards, expiration year | 2026 |
State and Local Jurisdiction |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards | $ 4,900 |
State and Local Jurisdiction | Minimum [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards, expiration year | 2023 |
State and Local Jurisdiction | Maximum [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards, expiration year | 2034 |
Deferred Tax Asset, Operating Loss Carryforwards, Domestic |  |
Income Taxes [Line Items] |  |
Valuation allowance, amount | $ 8,600 |

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