Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 31.2	$ 11.7
Accounts receivable:
Trade, net of allowance for bad debt of $0.3 and $0.1, respectively	50.1	63.9
Accrued revenue and other	576.6	369.6
Related party	102.8	100.2
Fair value of derivative assets	6.8	1.3
Natural gas and NGLs inventory, prepaid expenses and other	41.2	33.5
Investment in unconsolidated affiliates—current	0.0	193.1
Total current assets	808.7	773.3
Property and equipment, net of accumulated depreciation of $2,533.0 and $2,124.1, respectively	6,587.0	6,256.7
Intangible assets, net of accumulated amortization of $298.7 and $171.6, respectively	1,497.1	1,624.2
Goodwill	1,542.2	1,542.2
Investment in unconsolidated affiliates—non-current	89.4	77.3
Other assets, net	13.4	2.2
Total assets	10,537.8	10,275.9
Current liabilities:
Accounts payable and drafts payable	66.9	69.2
Accounts payable to related party	16.3	10.4
Accrued gas, NGLs, condensate and crude oil purchases	476.1	333.3
Fair value of derivative liabilities	8.4	7.6
Installment payable, net of discount of $0.5 and $0.5, respectively	249.5	249.5
Other current liabilities	222.9	217.5
Total current liabilities	1,040.1	887.5
Long-term debt	3,542.1	3,295.3
Asset retirement obligations	14.2	13.5
Installment payable, net of discount of $26.3 at December 31, 2016	0.0	223.7
Other long-term liabilities	33.9	42.5
Deferred tax liability	346.2	542.6
Redeemable non-controlling interest	4.6	5.2
Members’ equity:
Members’ equity (180,600,728 and 180,049,316 units issued and outstanding, respectively)	1,924.2	1,880.9
Accumulated other comprehensive loss	(2.0)	0.0
Non-controlling interest	3,634.5	3,384.7
Total members’ equity	5,556.7	5,265.6
Commitments and contingencies (Note 15)
Total liabilities and members’ equity	$ 10,537.8	$ 10,275.9