Income Taxes Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 75,300
Deferred Tax Liabilities, Gross	22,813	$ 22,406
Deferred Tax Liabilities, Net	20,964	20,228
Deferred Tax Assets, Net [Abstract]
Deferred Tax Assets, Operating Loss Carryforwards	18,009	18,071
Deferred Tax Assets, Real estate	28,787	28,140
Deferred Tax Liabilities, Goodwill and Intangible Assets, Intangible Assets	395	784
Deferred Tax Assets, Gross	47,191	46,995
Deferred Tax Assets, Valuation Allowance	45,342	44,817
Deferred Tax Assets, Net	1,849	2,178
Deferred Tax Liabilities, Investments	22,813	$ 22,406
Federal
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	73,000
Deferred Tax Assets, Net [Abstract]
Deferred Tax Assets, Operating Loss Carryforwards	$ 15,300