Commitments and Contingencies (Tables)

12 Months Ended

9 Months Ended

Dec. 31, 2013

Sep. 30, 2014

Commitments and Contingencies [Line Items]

Schedule Of Reconciliation Of Beginning And Ending Accrued Self-Insured Claims

(In millions)	Accrued Self-insured Claims, Net
Balance as of December 31, 2011	$	108
Provision for self-insured claims		35
Cash payments		(40	)
Balance as of December 31, 2012		103
Provision for self-insured claims		47
Cash payments		(49	)
Balance as of December 31, 2013	$	101

Accrued Self-Insured Claims, Net [Member]

Commitments and Contingencies [Line Items]

Schedule Of Reconciliation Of Beginning And Ending Accrued Self-Insured Claims

	Accrued
	Self-insured
(In millions)	Claims, Net
Balance as of December 31, 2013	$	101
Provision for self-insured claims		29
Cash payments		(26)
Balance as of September 30, 2014	$	104
Balance as of December 31, 2012	$	103
Provision for self-insured claims		36
Cash payments		(31)
Balance as of September 30, 2013	$	108