Joint Ventures and Other Equity Investments (Tables)

12 Months Ended

Dec. 31, 2017

Equity Method Investments and Joint Ventures [Abstract]

Summary of combined balance of equity method investments included in other assets, net

The combined balance of equity method investments included in Other assets, net totaled (in millions):

	As of December 31,
	2017		2016
Equity method investments	$	33.3	$	30.7

Summary of cost of goods sold in the consolidated statements of operations

The amounts of purchases included in Cost of goods sold in the Consolidated Statements of Operations were as follows (in millions):

	For the Years Ended December 31,
	2017		2016		2015
Purchases of compressors from joint venture	$	106.4	$	97.7	$	103.5