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Cost Classifications (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Cost Classifications |  |  |  |
Depreciation and amortization not included in cost of product sold | $ 1.5 | $ 1.3 | $ 3.0 | $ 2.4
Depreciation and amortization not included in direct operating expenses | 35.6 | 33.2 | 70.0 | 65.7
Depreciation and amortization not included in selling, general and administrative expenses | $ 1.5 | $ 0.5 | $ 2.9 | $ 1.1

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- Definition Represents the amount of depreciation and amortization not included in cost of product sold. + References No definition available. + Details
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