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Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2023
Fair Value Measurements [Abstract] |
Fair Value Assets and Liabilities Measured on Nonrecurring Basis Valuation Techniques | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(Dollars in thousands) |  | Fair Value |  | Valuation Technique |  | Unobservable Input |  | Range
June 30, 2023 |  | ​ |  |  |  | ​ |  | ​ |
MSRs (1) | ​ | $ | 5,466 |  | Market Approach | ​ | Weighted average prepayment speed (PSA) (2) | ​ | 111
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs - asset | ​ | $ | 32 |  | Market Approach | ​ | Range of pull through rate | ​ | 86% - 100%
​ | ​ | ​ | ​ | ​ | ​ | ​ | Average pull through rate | ​ | 98%
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(Dollars in thousands) |  | Fair Value |  | Valuation Technique |  | Unobservable Input |  | Range
December 31, 2022 |  | ​ |  |  |  | ​ |  | ​ |
MSRs (1) | ​ | $ | 5,275 |  | Market Approach | ​ | Weighted average prepayment speed (PSA) (2) | ​ | 121
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs - net asset | ​ | $ | 28 |  | Market Approach | ​ | Range of pull through rate | ​ | 78% - 100%
​ | ​ | ​ | ​ | ​ | ​ | ​ | Average pull through rate | ​ | 92%
| (1) | The weighted average was calculated with reference to the principal balance of the underlying mortgages.
| (2) | PSA = Public Securities Association Standard Prepayment Model
​
Schedule of Servicing Asset at Fair Value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended | ​ | For the Six Months Ended
(Dollars in thousands) |  | June 30, 2023 |  | June 30, 2023
Beginning balance |  | $ | 5,310 |  | $ | 5,275
Servicing rights resulting from sales of loans | ​ | ​ | 114 | ​ | ​ | 231
Valuation adjustment | ​ | ​ | 42 | ​ | ​ | (40)
Ending balance | ​ | $ | 5,466 | ​ | $ | 5,466
Schedule of Derivative Asset at Fair Value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended | ​ | For the Six Months Ended
(Dollars in thousands) |  | June 30, 2023 |  | June 30, 2023
Beginning balance |  | $ | 101 |  | $ | 28
Valuation adjustment | ​ | ​ | (69) | ​ | ​ | 4
Ending balance | ​ | $ | 32 | ​ | $ | 32
​
Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Significant | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Other | ​ | Significant
​ | ​ | ​ | ​ | ​ | Quoted | ​ | Observable | ​ | Unobservable
​ | ​ | ​ | ​ | ​ | Prices | ​ | Inputs | ​ | Inputs
(Dollars in thousands) |  | Fair Value |  | (Level 1) |  | (Level 2) |  | (Level 3)
June 30, 2023 |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities available for sale: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
U.S. Government agencies | ​ | $ | 18,062 | ​ | $ | — | ​ | $ | 18,062 | ​ | $ | —
Mortgage-backed | ​ |  | 58,179 | ​ |  | — | ​ |  | 58,179 | ​ |  | —
Other debt securities | ​ | ​ | 1,828 | ​ | ​ | — | ​ | ​ | 1,828 | ​ | ​ | —
​ | ​ |  | 78,069 | ​ |  | — | ​ |  | 78,069 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Equity securities | ​ | ​ | 1,245 | ​ | ​ | — | ​ | ​ | 1,245 | ​ | ​ | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
TBA securities | ​ | ​ | 117 | ​ | ​ | — | ​ | ​ | 117 | ​ | ​ | —
LHFS | ​ | ​ | 6,845 | ​ | ​ | — | ​ | ​ | 6,845 | ​ | ​ | —
LHFI, at fair value | ​ | ​ | 9,745 | ​ | ​ | — | ​ | ​ | 9,745 | ​ | ​ | —
MSRs | ​ | ​ | 5,466 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 5,466
IRLCs | ​ | ​ | 32 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 32
Total assets at fair value | ​ | $ | 101,519 | ​ | $ | — | ​ | $ | 96,021 | ​ | $ | 5,498
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
TBA securities | ​ | $ | 19 | ​ | $ | — | ​ | $ | 19 | ​ | $ | —
Total liabilities at fair value | ​ | $ | 19 | ​ | $ | — | ​ | $ | 19 | ​ | $ | —
​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Significant | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Other | ​ | Significant
​ | ​ | ​ | ​ | ​ | Quoted | ​ | Observable | ​ | Unobservable
​ | ​ | ​ | ​ | ​ | Prices | ​ | Inputs | ​ | Inputs
(Dollars in thousands) |  | Fair Value |  | (Level 1) |  | (Level 2) |  | (Level 3)
December 31, 2022 |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities available for sale: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
U.S. Government agencies | ​ | $ | 18,178 | ​ | $ | — | ​ | $ | 18,178 | ​ | $ | —
Mortgage-backed | ​ |  | 63,519 | ​ |  | — | ​ |  | 63,519 | ​ |  | —
Other debt securities | ​ | ​ | 1,890 | ​ | ​ | — | ​ | ​ | 1,890 | ​ | ​ | —
​ | ​ |  | 83,587 | ​ |  | — | ​ |  | 83,587 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Equity securities | ​ | ​ | 1,233 | ​ | ​ | — | ​ | ​ | 1,233 | ​ | ​ | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
TBA securities | ​ | ​ | 41 | ​ | ​ | — | ​ | ​ | 41 | ​ | ​ | —
LHFS | ​ | ​ | 4,248 | ​ | ​ | — | ​ | ​ | 4,248 | ​ | ​ | —
LHFI, at fair value | ​ | ​ | 8,437 | ​ | ​ | — | ​ | ​ | 8,437 | ​ | ​ | —
MSRs | ​ | ​ | 5,275 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 5,275
IRLCs | ​ | ​ | 35 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 35
Total assets at fair value | ​ | $ | 102,856 | ​ | $ | — | ​ | $ | 97,546 | ​ | $ | 5,310
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs | ​ | $ | 7 | ​ | $ | — | ​ | $ | — | ​ | $ | 7
TBA securities | ​ | ​ | 6 | ​ | ​ | — | ​ | ​ | 6 | ​ | ​ | —
Total liabilities at fair value | ​ | $ | 13 | ​ | $ | — | ​ | $ | 6 | ​ | $ | 7
Fair Value of Assets Measured on Nonrecurring Basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Quantitative Information about Level 3 Fair Value Measurements
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted
(Dollars in thousands) |  | Fair Value |  | Valuation Technique |  | Unobservable Input |  | Range |  | Average (1)
June 30, 2023 |  | ​ |  |  |  | ​ |  | ​ |  | ​ |
Nonrecurring measurements: |  | ​ |  |  |  | ​ |  | ​ |  | ​ |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Individually evaluated collateral dependent loans | ​ | $ | 890 |  | Appraisal of collateral | ​ | Liquidation expense | ​ | 10% | ​ | 10%
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other real estate owned | ​ | $ | 179 |  | Appraisal of collateral | ​ | Appraisal adjustments | ​ | 0% - 20% | ​ | (0%)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Quantitative Information about Level 3 Fair Value Measurements
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted
(Dollars in thousands) |  | Fair Value |  | Valuation Technique |  | Unobservable Input |  | Range | ​ | Average (1)
December 31, 2022 |  | ​ |  |  |  | ​ |  | ​ | ​ | ​ |
Nonrecurring measurements: |  | ​ |  |  |  | ​ |  | ​ | ​ | ​ |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other real estate owned | ​ | $ | 197 |  | Appraisal of collateral | ​ | Appraisal adjustments | ​ | 0% - 20% | ​ | (2%)
​ (1)Unobservable inputs were weighted by the relative fair value of the instruments.
Schedule of Estimated Fair Values of Financial Assets and Liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2023 |  | December 31, 2022
​ | ​ | ​ | ​ | ​ | Estimated | ​ | ​ | ​ | ​ | Estimated
​ | ​ | Carrying | ​ | Fair | ​ | Carrying | ​ | Fair
(Dollars in thousands) |  | Amount |  | Value |  | Amount |  | Value
Financial assets |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Level 1 inputs |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Cash and cash equivalents | ​ | $ | 45,827 | ​ | $ | 45,827 | ​ | $ | 55,499 | ​ | $ | 55,499
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Level 2 inputs | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Investment securities available for sale | ​ | $ | 78,069 | ​ | $ | 78,069 | ​ | $ | 83,587 | ​ | $ | 83,587
Investment securities held to maturity | ​ | ​ | 536,970 | ​ | ​ | 473,296 | ​ | ​ | 559,455 | ​ | ​ | 494,626
Equity securities | ​ | ​ | 1,245 | ​ | ​ | 1,245 | ​ | ​ | 1,233 | ​ | ​ | 1,233
Restricted securities | ​ |  | 21,208 | ​ |  | 21,208 | ​ |  | 11,169 | ​ |  | 11,169
LHFS | ​ | ​ | 6,845 | ​ | ​ | 6,845 | ​ | ​ | 4,248 | ​ | ​ | 4,248
TBA securities | ​ | ​ | 117 | ​ | ​ | 117 | ​ | ​ | 41 | ​ | ​ | 41
Cash surrender value on life insurance | ​ |  | 60,150 | ​ |  | 60,150 | ​ |  | 59,218 | ​ |  | 59,218
Loans, at fair value | ​ | ​ | 9,745 | ​ | ​ | 9,745 | ​ | ​ | 8,437 | ​ | ​ | 8,437
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Level 3 inputs | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Loans, net | ​ | $ | 2,714,464 | ​ | $ | 2,550,457 | ​ | $ | 2,531,027 | ​ | $ | 2,431,808
MSRs | ​ | ​ | 5,466 | ​ | ​ | 5,466 | ​ | ​ | 5,275 | ​ | ​ | 5,275
IRLCs | ​ | ​ | 32 | ​ | ​ | 32 | ​ | ​ | 35 | ​ | ​ | 35
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Financial liabilities | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Level 2 inputs | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Deposits: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Noninterest-bearing demand | ​ | $ | 778,963 | ​ | $ | 778,963 | ​ | $ | 862,015 | ​ | $ | 862,015
Checking plus interest | ​ |  | 694,221 | ​ |  | 694,221 | ​ |  | 694,101 | ​ |  | 694,101
Money market | ​ |  | 600,724 | ​ |  | 600,724 | ​ |  | 709,132 | ​ |  | 709,132
Savings | ​ |  | 270,884 | ​ |  | 270,884 | ​ |  | 319,814 | ​ |  | 319,814
Club | ​ |  | 1,098 | ​ |  | 1,098 | ​ |  | 374 | ​ |  | 374
Certificates of deposit | ​ |  | 591,636 | ​ |  | 583,747 | ​ |  | 424,348 | ​ |  | 410,455
Advances from FHLB - short-term | ​ |  | 276,000 | ​ |  | 276,012 | ​ |  | 40,000 | ​ |  | 40,002
Subordinated debt | ​ | ​ | 43,227 | ​ |  | 40,377 | ​ |  | 43,072 | ​ |  | 41,193
TBA Securities | ​ | ​ | 19 | ​ |  | 19 | ​ |  | 6 | ​ |  | 6
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Level 3 inputs | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 7 | ​ |  | 7

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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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