SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2016

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS [Abstract]

Schedule II Valuation and Qualifying Accounts Receivable

Schedule II — Valuation and Qualifying Accounts

Receivables Valuation and Qualifying Accounts

			Additions
	Balance Beginning of Year		Charged to Costs and Expense		Charged to Other Accounts		Deductions		Balance at End of Period
	(In millions)
2016 – Reserves for doubtful accounts	$	7	$	3	$	—	$	1	$	9
2015 – Reserves for doubtful accounts	$	6	$	1	$	—	$	—	$	7
2014 – Reserves for doubtful accounts	$	4	$	4	$	—	$	2	$	6