Employee Benefit Plans (Activity in the Defined Benefit Plan) (Details) - JVB Plan [Member]	12 Months Ended
	Dec. 31, 2019 USD ($)
Change in projected benefit obligation (PBO)
PBO at beginning of year	$ 12,555,000
Interest cost	299,000
Change in assumptions	1,477,000
Actuarial loss	(1,326,000)
Group annuity purchase	(9,021,000)
Settlement payments	(3,569,000)
Benefits paid	(415,000)
PBO at end of period	0
Change in plan assets
Fair value of plan assets at beginning of year	12,182,000
Actual return on plan assets, net of expenses	1,254,000
Employer contribution	0
Group annuity purchase	(9,021,000)
Settlement payments	(3,569,000)
Benefits paid	(415,000)
Benefits transferred to 401(k) Plan	(431,000)
Fair value of plan assets at end of period	0
Funded status, included in other (liabilities) assets	0
Unrecognized actual loss	0
Accumulated benefit obligation	$ 0