Fair Value Measurements - Fair Value of Debt and Hierarchy Level Used to Estimate Fair Values (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Carrying amount [Member] | SF Mortgage Loan [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	$ 725	$ 725
Carrying amount [Member] | HHV Mortgage Loan [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	1,275	1,275
Carrying amount [Member] | Mortgage Loans [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	499	503
Carrying amount [Member] | 2019 Term Facility [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	78	78
Carrying amount [Member] | 2025 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	650	650
Carrying amount [Member] | 2028 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	725	725
Carrying amount [Member] | 2029 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	750	750
Fair Value [Member] | SF Mortgage Loan [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	705	733
Fair Value [Member] | HHV Mortgage Loan [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	1,207	1,282
Fair Value [Member] | Mortgage Loans [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	477	491
Fair Value [Member] | 2019 Term Facility [Member] | Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	73	76
Fair Value [Member] | 2025 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	651	688
Fair Value [Member] | 2028 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	662	761
Fair Value [Member] | 2029 Senior Secured Notes [Member] | Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan	$ 645	$ 771