Commitments And Contingencies (Tables)

6 Months Ended

Jun. 30, 2020

Accrued self-insured claims, net

Commitments and Contingencies [Line Items]

Schedule Of Reconciliation Of Beginning And Ending Accrued Claims

	Accrued
	Self-insured
(In millions)	Claims, Net
Balance as of December 31, 2019	$	111
Provision for self-insured claims		24
Cash payments		(16)
Balance as of June 30, 2020	$	119
Balance as of December 31, 2018	$	111
Provision for self-insured claims		18
Cash payments		(14)
Balance as of June 30, 2019	$	115

Litigated Claims And Non-Litigated Claims [Member]

Commitments and Contingencies [Line Items]

Schedule Of Reconciliation Of Beginning And Ending Accrued Claims

	Accrued
	Termite Damage
(In millions)	Claims
Balance as of December 31, 2019	$	80
Provision for termite damage claims		27
Cash payments		(24)
Balance as of June 30, 2020	$	83
Balance as of December 31, 2018	$	28
Provision for termite damage claims		16
Cash payments		(23)
Balance as of June 30, 2019	$	21