Transactions with Major Customers and Concentration of Credit Risk (Tables)

12 Months Ended

Dec. 31, 2016

Risks and Uncertainties [Abstract]

Schedule of Revenues from Third Party Customers

The following table shows revenues from third party customers that accounted for a 10% or greater share of consolidated revenues for the indicated years:

	2016		2015		2014
Customer A	$	17.9	$	26.2	$	22.2
Customer B	42.7		39.5		39.4
Customer C	72.9		85.7		44.6
Customer D	38.2		44.7		20.2

Schedule of Accounts Receivable from Third Party Customers

The following table shows accounts receivable from third party customers that accounted for a 10% or greater share of consolidated net accounts receivable for the indicated years:

	December 31,
	2016		2015
Customer B	$	3.2	$	3.4
Customer C	6.3		7.2
Customer D	3.5		3.9