Commitments And Contingencies (Tables)

9 Months Ended

Sep. 30, 2020

Accrued Self-Insured Claims, Net [Member]

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		35
Cash payments		(21)
Balance as of September 30, 2020	$	125
Balance as of December 31, 2018	$	111
Provision for self-insured claims		26
Cash payments		(28)
Balance as of September 30, 2019	$	108

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		41
Cash payments		(42)
Balance as of September 30, 2020	$	79
Balance as of December 31, 2018	$	28
Provision for termite damage claims		28
Cash payments		(31)
Balance as of September 30, 2019	$	25