Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
OPERATING REVENUES
Operating revenues	$ 2,062
Operating revenues - affiliate	25
Total operating revenues	2,087
OPERATING EXPENSES
Cost of services and products (exclusive of depreciation and amortization)	998
Selling, general and administrative expenses	344
Operating expenses - affiliate	53
Depreciation and amortization	431
Total costs and expenses	1,826
OPERATING INCOME	261
OTHER INCOME (EXPENSE)
Interest income	1
Interest income - affiliate	16
Interest expense	(120)
Loss on modification and extinguishment of debt	0
Other income, net	6
Total other income (expense), net	(97)
INCOME BEFORE INCOME TAX EXPENSE	164
Income tax expense	(102)
NET INCOME	$ 62
Predecessor
OPERATING REVENUES
Operating revenues		$ 2,048
Operating revenues - affiliate		0
Total operating revenues		2,048
OPERATING EXPENSES
Cost of services and products (exclusive of depreciation and amortization)		1,051
Selling, general and administrative expenses		364
Operating expenses - affiliate		0
Depreciation and amortization		296
Total costs and expenses		1,711
OPERATING INCOME		337
OTHER INCOME (EXPENSE)
Interest income		2
Interest income - affiliate		0
Interest expense		(134)
Loss on modification and extinguishment of debt		(44)
Other income, net		4
Total other income (expense), net		(172)
INCOME BEFORE INCOME TAX EXPENSE		165
Income tax expense		(70)
NET INCOME		$ 95