Accumulated Other Comprehensive Income (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Net of Tax, Footnote	$ 3,514
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Reclassification Adjustments, Net of Tax	3,153	$ 8,353	$ 16,397	$ 18,574
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	3,514	8,645		19,172
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	361	292	619	598
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	9,515	(4,282)	9,515	(4,282)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	3,514	8,645	17,016	19,172
TOTAL Balance	6,001	(12,927)	(7,501)	(23,454)
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	3,153	8,353	16,397	18,574
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	3,130	8,341		18,565
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	(23)	(12)	(169)	(9)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	31,121	12,460	31,121	12,460
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	3,130	8,341	16,228	18,565
TOTAL Balance	27,991	4,119	14,893	(6,105)
Unrealized gains losses on securities available-for-sale with other than temporary impairment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	2,208	2,462	2,208	2,462
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(217)	63	(507)	121
TOTAL Balance	2,425	2,399	2,715	2,341
Unrealized gains losses on securities available-for-sale without other than temporary impairment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	28,913	9,998	28,913	9,998
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	3,347	8,278	16,735	18,444
TOTAL Balance	25,566	1,720	12,178	(8,446)
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	384	304		607
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	384	304	788	607
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
TOTAL Balance	(21,606)	(16,742)	(21,606)	(16,742)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	384	304	788	607
TOTAL Balance	$ (21,990)	$ (17,046)	$ (22,394)	$ (17,349)