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Short And Long-Term Debt Term Loan A Facility (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022		Dec. 31, 2021	Jan. 27, 2021
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 2,875
ABR
Debt Instrument [Line Items]
Description of variable interest rate basis	ABR
LIBOR
Debt Instrument [Line Items]
Description of variable interest rate basis	LIBOR
Secured Debt | Extended Term Loan A
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 222	[1]	$ 232	$ 237
Secured Debt | Extended Term Loan A | ABR | Greater than 3.50 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	1.50%
Secured Debt | Extended Term Loan A | ABR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 [Member]
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	1.25%
Secured Debt | Extended Term Loan A | ABR | Less than 2.50 to 1.00 but greater than or equal to 2.00 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	1.00%
Secured Debt | Extended Term Loan A | ABR | Less than 2.00 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	0.75%
Secured Debt | Extended Term Loan A | LIBOR | Greater than 3.50 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	2.50%
Secured Debt | Extended Term Loan A | LIBOR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 [Member]
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	2.25%
Secured Debt | Extended Term Loan A | LIBOR | Less than 2.50 to 1.00 but greater than or equal to 2.00 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	2.00%
Secured Debt | Extended Term Loan A | LIBOR | Less than 2.00 to 1.00
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate	1.75%
Secured Debt | Extended Term Loan A | June 2021 to March 2022
Debt Instrument [Line Items]
Quarterly percentage of original principal amount for quarterly amortization payments	0.625%
Secured Debt | Extended Term Loan A | June 2022 to March 2023
Debt Instrument [Line Items]
Quarterly percentage of original principal amount for quarterly amortization payments	1.25%
Secured Debt | Extended Term Loan A | June 2023 to March 2024
Debt Instrument [Line Items]
Quarterly percentage of original principal amount for quarterly amortization payments	1.875%
Secured Debt | Extended Term Loan A | June 2024 and thereafter
Debt Instrument [Line Items]
Quarterly percentage of original principal amount for quarterly amortization payments	2.50%
[1] See below under the header "Senior Secured Credit Agreement and Term Loan A Agreement" for additional information.

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Quarterly percentage of original principal amount for quarterly amortization payments

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
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