(14) Employee Benefit Plans (Details 1) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Components of net periodic pension cost:
Interest cost	$ 7,571	$ 8,207
Expected return on plan assets	(1,916)	(1,646)
Amortization of net loss	11,159	13,477
Service cost	5,624	5,041
Net periodic pension cost	$ 22,438	$ 25,079