STOCKHOLDER'S EQUITY (Tables)

3 Months Ended

Mar. 31, 2017

Equity [Abstract]

Changes in Accumulated Other Comprehensive Income

The following table provides the components of changes in AOCI for the three months ended March 31, 2017 and 2016:

	Three months ended
	March 31,
(in millions)	2017		2016
Balance at the beginning of period	$	2	$	4
Loss on interest rate swaps relating to interest rate cash flow hedges (net of tax of $2 for the three months ended March 31, 2016) (a)	—		(2		)
Balance at the end of period (b) (c)	$	2	$	2