Accumulated Other Comprehensive Income (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Net of Tax, Footnote	$ 2,244
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax	1,965	$ 3,153	$ (9,217)	$ 16,397
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	2,244	3,514		17,016
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	279	361	865	619
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	1,412	9,515	1,412	9,515
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	2,244	3,514	(8,352)	17,016
TOTAL Balance	(832)	6,001	9,764	(7,501)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax	1,965	3,153	(9,217)	16,397
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	1,772	3,130		16,228
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	(193)	(23)	(79)	(169)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	24,866	31,121	24,866	31,121
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	1,772	3,130	(9,296)	16,228
TOTAL Balance	23,094	27,991	34,162	14,893
Unrealized gains losses on securities available-for-sale with other than temporary impairment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	2,449	2,208	2,449	2,208
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(47)	(217)	97	(507)
TOTAL Balance	2,496	2,425	2,352	2,715
Unrealized gains losses on securities available-for-sale without other than temporary impairment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	22,417	28,913	22,417	28,913
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	1,819	3,347	(9,393)	16,735
TOTAL Balance	20,598	25,566	31,810	12,178
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax	0	0	0	0
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	472	384		788
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	472	384	944	788
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	(23,454)	(21,606)	(23,454)	(21,606)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	472	384	944	788
TOTAL Balance	$ (23,926)	$ (21,990)	$ (24,398)	$ (22,394)