Other Assets (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) Reportingunit	Dec. 31, 2018 USD ($) Reportingunit
Scheduleof Other Assets [Line Items]
Goodwill, impairment loss	$ 2,954	$ 12,628
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Scheduleof Other Assets [Line Items]
Goodwill, impairment loss	0	0
Accumulated Impairment Losses [Member]
Scheduleof Other Assets [Line Items]
Goodwill, impairment loss	$ 3,000	$ 12,600
Accumulated Impairment Losses [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Scheduleof Other Assets [Line Items]
Number of Reporting Units | Reportingunit	2	10