Outstanding Exposure - Amortization Schedule of Puerto Rico Net Par Outstanding and Net Debt Service Outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Scheduled Net Par Amortization
Total	$ 232,812	$ 236,392
Scheduled Net Debt Service Amortization
Total	362,832	367,360
Puerto Rico
Scheduled Net Par Amortization
2022 (July 1 - September 30)	149
2022 (October 1 - December 31)	0
Subtotal 2022	149
2023	186
2024	149
2025	151
2026	170
2027-2031	639
2032-2036	577
2037-2041	201
2042	5
Total	2,227	$ 3,572
Scheduled Net Debt Service Amortization
2022 (July 1 - September 30)	202
2022 (October 1 - December 31)	3
Subtotal 2022	205
2023	289
2024	243
2025	237
2026	249
2027-2031	936
2032-2036	732
2037-2041	237
2042	5
Total	$ 3,133