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Income Tax Matters, Provision Table (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Tax Provision |  |
Domestic | $ 5.6 | $ 18.3
Foreign | 0.3 | 0.2
Total | $ 5.9 | $ 18.5

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