15. Income Taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Taxes Details
Current federal income tax expense	$ 3,557,385	$ 2,418,621
Current state income tax expense	19,000	14,596
Deferred federal and state income tax expense (benefit)	(226,932)	113,823
Provision for income taxes	$ 3,349,453	$ 2,547,040