Comprehensive Income Statement (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Comprehensive Income Statement
Net earnings	$ 2,624,063	$ 2,799,245	$ 2,762,911	$ 4,832,511
Net unrealized gains (losses) on derivative instruments	484,704	761,683	762,934	183,036
Net unrealized gains (losses) on available for sale securities	122,161	(70,279)	160,066	132,942
Other comprehensive income	606,865	691,404	923,000	315,978
Comprehensive income	$ 3,230,928	$ 3,490,649	$ 3,685,911	$ 5,148,489