Goodwill and Intangible Assets Mortgage Servicing Rights (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Mortgage Servicing Rights (MSR) Impairment (Recovery)	$ (268,000)
Mortgage Servicing Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	0	$ 0	$ 0
Capitalization Of Mortgage Servicing Rights	0	0	0
Mortgage Servicing Rights (MSR) Impairment (Recovery)	(18,000)	0	380,000
Amortization of Mortgage Servicing Rights	(126,000)	(58,000)	(411,000)
MSR Interest Only Strip	(4,000)	0	(134,000)
Finite-Lived Intangible Assets, Net	$ 1,296,000	$ 2,043,000	$ 1,444,000	$ 2,101,000