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INVESTMENT SECURITIES (Tables) | 12 Months Ended
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Dec. 31, 2022
INVESTMENT SECURITIES |
Schedule of cost basis and fair values of investment securities | The cost basis and fair values of investment securities are summarized as follows: Investment securities available for sale: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2022
​ | ​ | ​ | ​ | ​ | GROSS | ​ | GROSS | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | UNREALIZED | ​ | UNREALIZED | ​ | FAIR
​ |  | COST BASIS |  | GAINS |  | LOSSES |  | VALUE
​ | ​ | (IN THOUSANDS)
U.S. Agency | ​ | $ | 11,797 | ​ | $ | 1 | ​ | $ | (1,265) | ​ | $ | 10,533
U.S. Agency mortgage-backed securities | ​ |  | 102,631 | ​ |  | 64 | ​ |  | (12,710) | ​ |  | 89,985
Municipal | ​ |  | 20,837 | ​ |  | — | ​ |  | (1,799) | ​ |  | 19,038
Corporate bonds | ​ |  | 63,152 | ​ |  | 30 | ​ |  | (3,230) | ​ |  | 59,952
Total | ​ | $ | 198,417 | ​ | $ | 95 | ​ | $ | (19,004) | ​ | $ | 179,508
​ Investment securities held to maturity: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2022
​ | ​ | ​ | ​ | ​ | GROSS | ​ | GROSS | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | UNREALIZED | ​ | UNREALIZED | ​ | FAIR
​ |  | COST BASIS |  | GAINS |  | LOSSES |  | VALUE
​ | ​ | (IN THOUSANDS)
U.S. Agency | ​ | $ | 2,500 | ​ | $ | — | ​ | $ | (432) | ​ | $ | 2,068
U.S. Agency mortgage-backed securities | ​ | ​ | 18,877 | ​ | ​ | 8 | ​ | ​ | (2,212) | ​ | ​ | 16,673
Municipal | ​ |  | 33,993 | ​ |  | 2 | ​ |  | (3,880) | ​ |  | 30,115
Corporate bonds and other securities | ​ |  | 6,508 | ​ |  | — | ​ |  | (172) | ​ |  | 6,336
Total | ​ | $ | 61,878 | ​ | $ | 10 | ​ | $ | (6,696) | ​ | $ | 55,192
​ Investment securities available for sale: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2021
​ | ​ | ​ | ​ | ​ | GROSS | ​ | GROSS | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | UNREALIZED | ​ | UNREALIZED | ​ | FAIR
​ |  | COST BASIS |  | GAINS |  | LOSSES |  | VALUE
​ | ​ | (IN THOUSANDS)
U.S. Agency | ​ | $ | 7,371 | ​ | $ | 86 | ​ | $ | (70) | ​ | $ | 7,387
U.S. Agency mortgage-backed securities | ​ |  | 80,136 | ​ |  | 1,202 | ​ |  | (1,171) | ​ |  | 80,167
Municipal | ​ |  | 20,066 | ​ |  | 851 | ​ |  | (25) | ​ |  | 20,892
Corporate bonds | ​ |  | 53,843 | ​ |  | 1,028 | ​ |  | (146) | ​ |  | 54,725
Total | ​ | $ | 161,416 | ​ | $ | 3,167 | ​ | $ | (1,412) | ​ | $ | 163,171
​ Investment securities held to maturity: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2021
​ | ​ | ​ | ​ | ​ | GROSS | ​ | GROSS | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | UNREALIZED | ​ | UNREALIZED | ​ | FAIR
​ | ​ | COST BASIS |  | GAINS |  | LOSSES |  | VALUE
​ | ​ | (IN THOUSANDS)
U.S. Agency |  | $ | 2,500 | ​ | $ | — | ​ | $ | (11) | ​ | $ | 2,489
U.S. Agency mortgage-backed securities |  | ​ | 10,556 | ​ | ​ | 203 | ​ | ​ | (115) | ​ | ​ | 10,644
Municipal | ​ |  | 33,188 | ​ |  | 1,734 | ​ |  | (103) | ​ |  | 34,819
Corporate bonds and other securities | ​ |  | 7,507 | ​ |  | 64 | ​ |  | (7) | ​ |  | 7,564
Total | ​ | $ | 53,751 | ​ | $ | 2,001 | ​ | $ | (236) | ​ | $ | 55,516
​
Schedule of investments with unrealized losses | The following table presents information concerning investments with unrealized losses as of December 31, 2022 (in thousands): ​ Total investment securities: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2022
​ | ​ | LESS THAN 12 MONTHS | ​ | 12 MONTHS OR LONGER | ​ | TOTAL
​ | ​ | FAIR | ​ | UNREALIZED | ​ | FAIR | ​ | UNREALIZED | ​ | FAIR | ​ | UNREALIZED
​ |  | VALUE |  | LOSSES |  | VALUE |  | LOSSES |  | VALUE |  | LOSSES
U.S. Agency | ​ | $ | 5,446 | ​ | $ | (350) | ​ | $ | 6,653 | ​ | $ | (1,347) | ​ | $ | 12,099 | ​ | $ | (1,697)
U.S. Agency mortgage-backed securities | ​ | ​ | 57,193 | ​ | ​ | (4,018) | ​ | ​ | 44,083 | ​ | ​ | (10,904) | ​ | ​ | 101,276 | ​ | ​ | (14,922)
Municipal | ​ |  | 37,175 | ​ | ​ | (3,113) | ​ | ​ | 11,475 | ​ | ​ | (2,566) | ​ | ​ | 48,650 | ​ | ​ | (5,679)
Corporate bonds and other securities | ​ |  | 39,549 | ​ | ​ | (1,923) | ​ | ​ | 16,721 | ​ | ​ | (1,479) | ​ | ​ | 56,270 | ​ | ​ | (3,402)
Total | ​ | $ | 139,363 | ​ | $ | (9,404) | ​ | $ | 78,932 | ​ | $ | (16,296) | ​ | $ | 218,295 | ​ | $ | (25,700)
​ The following table presents information concerning investments with unrealized losses as of December 31, 2021 (in thousands): ​ Total investment securities: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | DECEMBER 31, 2021
​ | ​ | LESS THAN 12 MONTHS | ​ | 12 MONTHS OR LONGER | ​ | TOTAL
​ | ​ | FAIR | ​ | UNREALIZED | ​ | FAIR | ​ | UNREALIZED | ​ | FAIR | ​ | UNREALIZED
​ |  | VALUE |  | LOSSES |  | VALUE |  | LOSSES |  | VALUE |  | LOSSES
U.S. Agency | ​ | $ | 7,419 | ​ | $ | (81) | ​ | $ | — | ​ | $ | — | ​ | $ | 7,419 | ​ | $ | (81)
U.S. Agency mortgage-backed securities | ​ | ​ | 45,422 | ​ | ​ | (972) | ​ | ​ | 6,691 | ​ | ​ | (314) | ​ | ​ | 52,113 | ​ | ​ | (1,286)
Municipal | ​ |  | 7,832 | ​ | ​ | (128) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 7,832 | ​ | ​ | (128)
Corporate bonds and other securities | ​ |  | 14,558 | ​ | ​ | (92) | ​ | ​ | 2,439 | ​ | ​ | (61) | ​ | ​ | 16,997 | ​ | ​ | (153)
Total | ​ | $ | 75,231 | ​ | $ | (1,273) | ​ | $ | 9,130 | ​ | $ | (375) | ​ | $ | 84,361 | ​ | $ | (1,648)
​
Schedule of investment securities | Investment securities available for sale: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | AT DECEMBER 31, 2022
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | TOTAL
​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | U.S. AGENCY | ​ | INVESTMENT
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | MORTGAGE- | ​ | SECURITIES
​ | ​ | ​ | ​ | ​ | ​ | CORPORATE | ​ | BACKED | ​ | AVAILABLE
​ | ​ | U. S. AGENCY | ​ | MUNICIPAL | ​ | BONDS | ​ | SECURITIES | ​ | FOR SALE
​ | ​ | (IN THOUSANDS)
COST BASIS |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Within 1 year | ​ | $ | — |  | $ | 1,065 |  | $ | 6,000 |  | $ | — | ​ | $ | 7,065
After 1 year but within 5 years | ​ |  | 4,279 |  |  | 12,538 |  |  | 26,039 |  |  | 1,488 | ​ |  | 44,344
After 5 years but within 10 years | ​ |  | 6,000 |  |  | 7,234 |  |  | 30,463 |  |  | 5,577 | ​ |  | 49,274
Over 10 years | ​ |  | 1,518 |  |  | — |  |  | 650 |  |  | 95,566 | ​ |  | 97,734
Total | ​ | $ | 11,797 |  | $ | 20,837 |  | $ | 63,152 |  | $ | 102,631 | ​ | $ | 198,417
FAIR VALUE | ​ |  |  |  |  |  |  |  |  |  |  |  |  |  |
Within 1 year | ​ | $ | — |  | $ | 1,045 |  | $ | 5,970 | ​ | $ | — | ​ | $ | 7,015
After 1 year but within 5 years | ​ |  | 4,102 |  |  | 11,873 |  |  | 25,084 | ​ |  | 1,431 | ​ |  | 42,490
After 5 years but within 10 years | ​ |  | 5,048 |  |  | 6,120 |  |  | 28,364 | ​ |  | 5,264 | ​ |  | 44,796
Over 10 years | ​ |  | 1,383 |  |  | — |  |  | 534 | ​ |  | 83,290 | ​ |  | 85,207
Total | ​ | $ | 10,533 |  | $ | 19,038 |  | $ | 59,952 | ​ | $ | 89,985 | ​ | $ | 179,508
​ Investment securities held to maturity:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | AT DECEMBER 31, 2022
​ |  | ​ | ​ | ​ |  | ​ | ​ |  | ​ | ​ | ​ | TOTAL
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | U.S. AGENCY | ​ | INVESTMENT
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | CORPORATE | ​ | MORTGAGE- | ​ | SECURITIES
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | BONDS AND | ​ | BACKED | ​ | HELD TO
​ | ​ | U.S. AGENCY | ​ | MUNICIPAL | ​ | OTHER | ​ | SECURITIES | ​ | MATURITY
​ | ​ | (IN THOUSANDS)
COST BASIS |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ | ​
Within 1 year | ​ | $ | — |  | $ | 425 |  | $ | 2,000 |  | $ | — |  | $ | 2,425
After 1 year but within 5 years | ​ |  | — | ​ |  | 8,874 | ​ |  | 3,015 | ​ |  | 1,005 | ​ |  | 12,894
After 5 years but within 10 years | ​ |  | 2,500 | ​ |  | 21,315 | ​ |  | 500 | ​ |  | 812 | ​ |  | 25,127
Over 10 years | ​ |  | — | ​ |  | 3,379 | ​ |  | 993 | ​ |  | 17,060 | ​ |  | 21,432
Total | ​ | $ | 2,500 | ​ | $ | 33,993 | ​ | $ | 6,508 | ​ | $ | 18,877 | ​ | $ | 61,878
FAIR VALUE | ​ |  |  |  |  |  |  |  |  |  |  |  |  |  |
Within 1 year | ​ | $ | — |  | $ | 419 |  | $ | 1,942 |  | $ | — |  | $ | 2,361
After 1 year but within 5 years | ​ |  | — | ​ |  | 8,411 | ​ |  | 2,901 | ​ |  | 979 | ​ |  | 12,291
After 5 years but within 10 years | ​ |  | 2,068 | ​ |  | 18,550 | ​ |  | 500 | ​ |  | 779 | ​ |  | 21,897
Over 10 years | ​ |  | — | ​ |  | 2,735 | ​ |  | 993 | ​ |  | 14,915 | ​ |  | 18,643
Total | ​ | $ | 2,068 | ​ | $ | 30,115 | ​ | $ | 6,336 | ​ | $ | 16,673 | ​ | $ | 55,192
​

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- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27290-111563 + Details
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