Equity Compensation, Employment Agreements and Other Benefit Plans (Deferred Compensation Plans) (Details) - Deferred Compensation Plans - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferrable compensation by the employee, maximum	100.00%
Expenses related to Deferred Plans	$ 663,000	$ (165,000)	$ 171,000
Cash distributed to the participants	568,900	123,700	0
Undistributed Income Deferred	2,349,000	2,263,000
Liability Under Deferred Plans	3,071,000	2,417,000
Non-employee directors
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Expenses related to Deferred Plans	663,000	(165,000)	$ 171,000
Undistributed Income Deferred	2,349,000	2,263,000
Liability Under Deferred Plans	$ 3,071,000	$ 2,417,000