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Statement of Comprehensive Income - Parenthetical - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Details |  |
Tax effect of unrealized appreciation (depreciation) on available-for-sale securities, taxes (credit) | $ (541) | $ 238
Tax effect of change in fair value of cash flow hedge, taxes (credit) | $ 0 | $ 29

X
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X
- Definition Represents the monetary amount of Tax effect of unrealized appreciation (depreciation) on available-for-sale securities, taxes (credit), during the indicated time period. + References No definition available. + Details
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Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
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