Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 72.8	$ 39.6
Accounts receivable:
Trade, net of allowance for bad debt of $0.3 and $0.5, respectively	65.4	80.6
Accrued revenue and other	481.4	447.5
Fair value of derivative assets	40.2	25.0
Other current assets	65.6	58.7
Total current assets	725.4	651.4
Property and equipment, net of accumulated depreciation of $3,981.4 and $3,863.0, respectively	6,551.2	6,652.1
Intangible assets, net of accumulated amortization of $699.7 and $668.8, respectively	1,094.5	1,125.4
Investment in unconsolidated affiliates	31.7	41.6
Fair value of derivative assets	3.4	4.9
Other assets, net	110.1	75.5
Total assets	8,516.3	8,550.9
Current liabilities:
Accounts payable and drafts payable	58.7	60.5
Accounts payable to related party	1.2	1.0
Accrued gas, NGLs, condensate, and crude oil purchases	363.1	290.5
Fair value of derivative liabilities	59.3	37.1
Current maturities of long-term debt	349.8	349.8
Other current liabilities	165.9	149.1
Total current liabilities	998.0	888.0
Long-term debt	4,145.2	4,244.0
Asset retirement obligations	14.4	14.2
Other long-term liabilities	85.3	80.6
Deferred tax liability, net	111.0	108.6
Fair value of derivative liabilities	0.0	2.5
Members’ equity:
Members’ equity (490,055,402 and 489,381,149 units issued and outstanding, respectively)	1,454.2	1,508.8
Accumulated other comprehensive loss	(11.7)	(15.3)
Non-controlling interest	1,719.9	1,719.5
Total members’ equity	3,162.4	3,213.0
Commitments and contingencies
Total liabilities and members’ equity	$ 8,516.3	$ 8,550.9