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FAIR VALUES OF FINANCIAL INSTRUMENTS: (Details 1) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Total realized/unrealized gains or losses |  |
Beginning balance, January 1 | $ 5,031 | $ 6,184
Included in earnings | 0 | 0
Included in other comprehensive income | 223 | (483)
Purchases | 1,743 | 0
Settlements | 0 | (670)
Ending balance, December 31 | 6,997 | 5,031
State and municipal obligations |  |
Total realized/unrealized gains or losses |  |
Beginning balance, January 1 | 1,895 | 2,565
Included in earnings | 0 | 0
Included in other comprehensive income | 0 |
Purchases | 0 | 0
Settlements | 0 | (670)
Ending balance, December 31 | 1,895 | 1,895
Collateralized debt obligations |  |
Total realized/unrealized gains or losses |  |
Beginning balance, January 1 | 3,136 | 3,619
Included in earnings | 0 | 0
Included in other comprehensive income | 223 | (483)
Settlements | 0 | 0
Ending balance, December 31 | 3,359 | 3,136
Other securities |  |
Total realized/unrealized gains or losses |  |
Beginning balance, January 1 | 0 |
Included in earnings | 0 |
Purchases | 1,743 |
Settlements | 0 |
Ending balance, December 31 | $ 1,743 | $ 0

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