Accrued Liabilities - Third Parties (Tables)

12 Months Ended

Dec. 31, 2017

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities - Third Parties

Accrued liabilities – third parties consist of the following as of the dates indicated:

	December 31,
	2017		2016
Current
Transportation, project engineering	$	6.0	$	6.1
Property taxes	4.2		2.2
Other accrued liabilities	2.5		3.9
Total current accrued liabilities - third parties	$	12.7	$	12.2
Noncurrent
Environmental accrual	$	—	$	6.3
Total noncurrent accrued liabilities - third parties	$	—	$	6.3