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NOTE 1 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Recent account developments (Details) - USD ($) | Mar. 31, 2020 | Jan. 01, 2020
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Pro Forma [Member] | Accounting Standards Update 2016-13 [Member] |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Increase in allowance for estimated losses on loans or leases | $ 10,000,000 | $ 7,000,000

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