Income Taxes Unrecognized Benefits (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Net Deferred Tax Liability associated with the Unrecognized Tax Benefit Amounts and Related NOLs and Tax Credit Carryforwards	$ (1,200,000)	$ (1,200,000)
Tax Benefits Associated With Nol And Tax Credit Carryforwards	1,200,000	2,200,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	1,600,000	2,600,000
Unrecognized Tax Benefits That Would Not Impact Effective Tax Rate	0	800,000
Total unrecognized tax benefit	1,600,000	3,400,000
Decrease in Unrecognized Tax Benefits is Reasonably Possible	600,000
Unrecognized Tax Benefits, Income Tax Penalties Accrued	$ 0	$ 0