Commitments and Contingencies - Schedule of Direct Exposure to Puerto Rico Government by Maturity (Details) - PR Government direct exposure - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	$ 352,544	$ 349,000
Total concentration of risk	395,733	367,000
Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	27,292	30,000
Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	325,252	$ 319,000
From PR Central Government
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	47
Total concentration of risk	47
From PR Central Government | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	47
From PR Central Government | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	0
From PR Central Government | After 1 to 5 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	15
Total concentration of risk	15
From PR Central Government | After 1 to 5 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	15
From PR Central Government | After 1 to 5 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	0
From PR Central Government | After 5 to 10 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	1
Total concentration of risk	1
From PR Central Government | After 5 to 10 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	1
From PR Central Government | After 5 to 10 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	0
From PR Central Government | After 10 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	31
Total concentration of risk	31
From PR Central Government | After 10 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	31
From PR Central Government | After 10 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	0
From Municipalities
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	352,497
Total concentration of risk	395,686
From Municipalities | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	27,245
From Municipalities | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	325,252
From Municipalities | Within 1 year
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	36,320
Total concentration of risk	372,881
From Municipalities | Within 1 year | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	4,440
From Municipalities | Within 1 year | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	31,880
From Municipalities | After 1 to 5 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	80,517
Total concentration of risk	13,045
From Municipalities | After 1 to 5 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	13,045
From Municipalities | After 1 to 5 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	67,472
From Municipalities | After 5 to 10 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	180,173
Total concentration of risk	9,530
From Municipalities | After 5 to 10 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	9,530
From Municipalities | After 5 to 10 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	170,643
From Municipalities | After 10 years
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	55,487
Total concentration of risk	230
From Municipalities | After 10 years | Investment Portfolio
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	230
From Municipalities | After 10 years | Loans
Direct exposure to the puerto rico government by maturity
Outstanding concentration of risk	$ 55,257