CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 5.3	$ 1.6
Restricted cash		1.8
Accounts receivable, net	32.1	13.4
Unbilled revenues	6.0	1.2
Prepaid expenses and other current assets	5.7	1.4
Assets held for sale	0.6	2.9
Total current assets	49.7	22.3
Property, plant and equipment, net	189.2	102.4
Goodwill	9.0	1.6
Intangible assets, net	10.8	9.2
Other assets	1.0	0.2
Total assets	259.7	135.7
Current liabilities
Accounts payable	32.0	4.7
Accounts payable - related party		2.4
Accrued expenses	11.6	2.0
Capital lease obligations, current portion	8.0	0.5
Long-term debt, current portion	1.3	2.3
Total current liabilities	52.9	11.9
Capital lease obligations, less current portion	1.5	0.3
Long-term debt, less current portion	5.8	9.8
Other long-term liabilities	3.8	1.1
Total liabilities	64.0	23.1
Commitments and contingencies (Note 17)
Stockholders' equity / net parent investment
Preferred stock, $0.01 per share; 50,000,000 shares authorized, no shares issued or outstanding as of December 31, 2017; no shares authorized or issued as December 31, 2016
Accumulated deficit	(6.6)
Additional paid-in capital	110.1
Total stockholders' equity	103.7
Non-controlling interest	92.0
Net parent investment		112.6
Total stockholders' equity/net parent investment	195.7	112.6
Total liabilities and stockholders' equity/net parent investment	259.7	$ 135.7
Class A Common Stock
Stockholders' equity / net parent investment
Common stock	0.1
Class B Common Stock
Stockholders' equity / net parent investment
Common stock	$ 0.1