Consolidated Statements of Comprehensive Income (Parentheticals) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Available-for-sale Securities, gross realized losses	[1]	$ 694	$ 276
Amortization of net actuarial loss	[2]	(73)	(15)
Related income tax expense
Available-for-sale Securities, gross realized losses		6	0
Amortization of net actuarial loss		$ 15	$ 19

[1] Includes $6 and $0 for the three months March 31, 2020 and 2019, respectively, for tax effect of realized losses which are included in the provision for income taxes on the consolidated statements of income.

[2] Includes $15 and $19 for the three months ended March 31, 2020 and 2019, respectively, for tax effect of amortization of net actuarial loss included in the provision for income taxes on the consolidated statements of income.