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Borrowings and Line of Credit (Tables) | 12 Months Ended
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Dec. 31, 2021
Schedule of Federal Home Loan Bank, Advances | At December 31, 2021 and 2020, FHLB advances consist of the following (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | 2020
Long-term advance dated September 10, 2019, requiring monthly interest payments, fixed at 0.93%, with a put option exercisable on September 10, 2020 and then quarterly thereafter, principal due in September 2029.1 |  | $ | 25,000 | ​ | $ | 25,000
​ | ​ | ​ | ​ | ​ | ​ | ​
Long-term advance dated February 28, 2020, requiring monthly interest payments, fixed at 0.46%, with a put option exercisable on February 26, 2021 and then quarterly thereafter, principal due in February 2030.1 |  | ​ | 50,000 | ​ | ​ | 50,000
Total |  | $ | 75,000 | ​ | $ | 75,000
1On agreements with put options, the FHLB has the right, at its discretion, to terminate the entire advance prior to the stated maturity date. The termination option may only be exercised on the expiration date of the predetermined lockout period and on a quarterly basis thereafter.
Schedule of Maturities of Advances and Other Borrowings | ​
​ | ​ | ​ | ​
2022 |  | $ | —
2023 | ​ |  | —
2024 | ​ |  | —
2025 | ​ |  | —
2026 | ​ |  | —
Thereafter | ​ |  | 75,000
Total | ​ | $ | 75,000
Federal Reserve Bank Advances [Member] |
Schedule of funding capacity and loans secured for borrowings | At December 31, 2021 and 2020, the funding capacity and loans secured for borrowings was as follows (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | 2020
Maximum funding capacity |  | $ | 116,942 | ​ | $ | 149,219
Borrowings |  | ​ | — | ​ | ​ | —
Additional funding capacity | ​ | $ | 116,942 | ​ | $ | 149,219
Loans secured for borrowings |  | $ | 194,543 | ​ | $ | 258,774
Federal Home Loan Bank Advances [Member] |
Schedule of funding capacity and loans secured for borrowings | At December 31, 2021 and 2020, the borrowing capacity and loans secured for advances was as follows (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | 2020
Maximum borrowing capacity |  | $ | 243,467 | ​ | $ | 194,445
FHLB advances |  | ​ | (75,000) | ​ | ​ | (75,000)
Standby letters of credit | ​ | ​ | (3,981) | ​ | ​ | (83,982)
Additional borrowing capacity | ​ | $ | 164,486 | ​ | $ | 35,463
Loans secured for advances |  | $ | 342,206 | ​ | $ | 281,670

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- Definition Tabular disclosure of advances by federal home loan bank by branch. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 + Details
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- Definition Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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