AIRPORT REDEVELOPMENT (Details)	12 Months Ended				72 Months Ended
	Dec. 31, 2022 USD ($) gate	Dec. 31, 2021 USD ($) gate	Dec. 31, 2020 USD ($)	Dec. 31, 2019 gate concourse	Dec. 31, 2022 USD ($)	Jan. 31, 2023 USD ($)	Dec. 31, 2017 USD ($)
Agreements and Obligations [Line Items]
Operating lease liability	$ 7,580,000,000				$ 7,580,000,000
Financial Guarantee | Revolving Credit Facility
Agreements and Obligations [Line Items]
Aggregate commitments guaranteed	800,000,000				800,000,000
Financial Guarantee | Revolving Credit Facility | Subsequent event
Agreements and Obligations [Line Items]
Aggregate commitments guaranteed						$ 700,000,000
JFK IAT Member LLC
Agreements and Obligations [Line Items]
Operating lease liability	2,300,000,000				2,300,000,000
JFK Terminal Redevelopment Project
Agreements and Obligations [Line Items]
Number of new gates | gate		10
Total expected project costs	$ 1,600,000,000				1,600,000,000
LAX Redevelopment Project
Agreements and Obligations [Line Items]
Number of new gates | gate	14
Total expected project costs	$ 2,400,000,000				2,400,000,000
Expected net projects costs	$ 600,000,000				600,000,000
Project costs reflected as investing cash flows					350,000,000
Number of new gates open | gate	11
LAX Redevelopment Project | City of Los Angeles
Agreements and Obligations [Line Items]
Total appropriation to date by city	$ 1,800,000,000				1,800,000,000
Maximum reimbursement by city	$ 1,800,000,000				1,800,000,000
LaGuardia Airport Redevelopment Project
Agreements and Obligations [Line Items]
Number of new gates | gate	12
Total expected project costs	$ 4,300,000,000				4,300,000,000
Expected net projects costs	$ 3,800,000,000				3,800,000,000
Number of new gates open | gate	4			7
Number of new gates planned | gate				37
Number of concourses for gates | concourse				4
Port Authority contribution to redevelopment project							$ 500,000,000
Amount spent on project costs	$ 650,000,000	$ 950,000,000	$ 600,000,000		$ 3,200,000,000