Related Party Transactions (Details) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2014 Companies	Sep. 30, 2015 USD ($) Companies	Dec. 31, 2014 USD ($) Companies
Related Party Transaction [Line Items]
Accounts Receivable, Related Parties		$ 0.2	$ 0.1
Management [Member]
Related Party Transaction [Line Items]
Related party transactions, number of companies | Companies	1	2	3