Equity, Other Comprehensive Income and Earnings Per Share - Accumulated Other Comprehensive Loss (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Equity, Other Comprehensive Income and Earnings Per Share
Deferred taxes included in AOCI	$ 559,000	$ 1,230,000
Net unrealized (losses) gains on securities	1,287,000	(1,375,000)
Net unrecognized gains on cash flow hedges	58,000	215,000
Net unrecognized losses on defined benefit plan	(3,465,000)	(3,512,000)
Total accumulated other comprehensive income	$ (2,120,000)	$ (4,672,000)	[1]

[1] Derived from audited consolidated financial statements.