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Earnings Per Common Share And Share Awards Computation Of Basic And Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Earnings Per Share [Abstract]
Net income attributable to the Company	$ 4,529,380	$ 4,120,497	$ 6,343,420	$ 5,846,621
Weighted average common shares outstanding - Basic	1,923,213	2,004,698	1,928,766	2,008,718
Incremental shares outstanding assuming the exercise of dilutive stock options and SARs (share settled)	5,412	4,797	6,559	5,160
Weighted average common shares outstanding - Diluted	1,928,625	2,009,495	1,935,325	2,013,878
Basic Earnings per Common Share	$ 2.36	$ 2.06	$ 3.29	$ 2.91
Diluted Earnings per Common Share	$ 2.35	$ 2.05	$ 3.28	$ 2.90

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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