Recent Accounting Pronouncements Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2018	Dec. 31, 2017
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification		$ 0	$ 0
Retained Earnings [Member] | Minimum | Forecast [Member] | Accounting Standards Update 2016-13 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 2,300
Retained Earnings [Member] | Maximum | Forecast [Member] | Accounting Standards Update 2016-13 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	4,100
Loans [Member] | Minimum | Forecast [Member] | Accounting Standards Update 2016-13 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	2,200
Loans [Member] | Maximum | Forecast [Member] | Accounting Standards Update 2016-13 [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 3,200