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Debt Securities (Tables)
12 Months Ended
Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
Debt securities available-for-sale by contractual maturity
The amortized cost, gross unrealized gains and losses recorded in OCI, and estimated fair value as of December 31, 2021 were as follows:

 December 31, 2021
(In thousands)Gross unrealized
Amortized costGainsLossesFair Value
Costa Rica Government Obligations
After 1 to 5 years$2,963 $78 $— $3,041