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Commitments, Contingencies and Other Commitments, Contingencies and Other (Table 2) (Details) | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Sales Revenue, Net [Member] |  |  |
Concentration Risk [Line Items] |  |  |
Concentration Risk, Percentage | 12.00% | 12.20% | 10.50%
Accounts Receivable [Member] |  |  |
Concentration Risk [Line Items] |  |  |
Concentration Risk, Percentage | 16.90% | 16.70% | 12.80%

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