Employee Benefit Plans Narrative Data (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Deferred Compensation Arrangements [Abstract]
Deferred compensation expense	$ 8	$ 7
Deferred compensation accrued benefit liability	359	388
Cash surrender value of life insurance policies purchased to fund the deferred compensation plan	1,000	974
General unsecured obligation of unfunded deferred compensation plan	699	558
Defined Benefit Plan Disclosure [Line Items]
Settlement loss in net periodic pension expense		4,000
Total pension expense	$ 0	4,631
Reduction in provision for income taxes from settlement of Plan assets and liabilities		900
Accumulated benefit obligation		$ 0
Weighted average assumptions, net periodic benefit cost, discount rate		3.52%
Weighted average assumptions, net periodic benefit cost, expected long-term rate of return on plan assets		3.52%
Weighted average assumptions, net periodic benefit cost, rate of compensation increase		0.00%