Schedule of Accumulated Other Comprehensive Income - 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]
Accumulated Other Comprehensive Income (Loss), Beginning Balance			$ 5,579
Other comprehensive income (loss) before reclassification adjustment	$ 4,599	$ 7,800	20,006	$ 14,934
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	(423)	0	(4,042)	105
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	0	0	0	0
Total other comprehensive (loss) income	4,170	7,795	15,943	15,034
Accumulated Other Comprehensive Income (Loss), Ending Balance	21,522		21,522
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance			4,580	(11,697)
Other comprehensive income (loss) before reclassification adjustment	4,599	7,800	20,006	14,934
Amounts reclassified from accumulated other comprehensive income (loss)	(6)	(5)	(21)	(5)
Total other comprehensive (loss) income	4,593	7,795	19,985	14,929
Accumulated Other Comprehensive Income (Loss), Ending Balance	24,565	3,232	24,565	3,232
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Previously Reported [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance	19,972	(4,563)
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance			365	461
Other comprehensive income (loss) before reclassification adjustment	0	0	0	0
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Total other comprehensive (loss) income	0	0	0	0
Accumulated Other Comprehensive Income (Loss), Ending Balance	365	461	365	461
Accumulated Defined Benefit Plans Adjustment [Member] | Previously Reported [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance	365	461
Derivative [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance			634	(105)
Total other comprehensive (loss) income	(423)	0	(4,042)	105
Accumulated Other Comprehensive Income (Loss), Ending Balance	(3,408)	0	(3,408)	0
Derivative [Member] | Previously Reported [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance	(2,985)	0
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance			5,579	(11,341)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	4,176	7,800	15,964	15,039
Amounts reclassified from accumulated other comprehensive income (loss)	(6)	(5)	(21)	(5)
Total other comprehensive (loss) income	4,170	7,795	15,943	15,034
Accumulated Other Comprehensive Income (Loss), Ending Balance	21,522	3,693	$ 21,522	$ 3,693
Accumulated Other Comprehensive Income (Loss) [Member] | Previously Reported [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning Balance	$ 17,352	$ (4,102)