Assets and Liabilities Measured at Fair Value (Tables)

3 Months Ended

Mar. 31, 2016

Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis

The following tables summarize our assets and liabilities measured at fair value on a recurring basis as of March 31, 2016 and December 31, 2015, aggregated by the level in the fair value hierarchy within which those measurements fall (dollars in millions):


	March 31, 2016
	Fair Value			Fair Value Measurements Using
	Fair Value			Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1)			Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Assets:
Investments of insurance subsidiaries:
Debt securities:
States and municipalities	$	434		$	—		$	429		$	5
Money market funds		39			39			—			—

		473			39			429			5
Equity securities		4			4			—			—

Investments of insurance subsidiaries		477			43			429			5
Less amounts classified as current assets		(52	)		(39	)		(13	)		—

	$	425		$	4		$	416		$	5

Liabilities:
Interest rate swaps (Income taxes and other liabilities)	$	120		$	—		$	120		$	—

	December 31, 2015
				Fair Value Measurements Using
	Fair Value			Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1)			Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Assets:
Investments of insurance subsidiaries:
Debt securities:
States and municipalities	$	444		$	—		$	438		$	6
Money market funds		34			34			—			—

		478			34			438			6
Equity securities		4			4			—			—

Investments of insurance subsidiaries		482			38			438			6
Less amounts classified as current assets		(50	)		(34	)		(16	)		—

	$	432		$	4		$	422		$	6

Liabilities:
Interest rate swaps (Income taxes and other liabilities)	$	110		$	—		$	110		$	—