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Commitments and Contingencies	9 Months Ended
Commitments and Contingencies	Sep. 30, 2016
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies — There have been no material changes during the nine months ended September 30, 2016 to the commitments and contingencies previously reported in the 2015 Annual Report.