Retirement Agreements and Other Postretirement Benefit Plan Components of Net Periodic Benefit Cost (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Compensation and Retirement Disclosure [Abstract]
Service cost - benefits earned during the year	$ 15,782	$ 12,617	$ 19,503
Interest cost on the projected benefit obligation	28,412	27,867	24,607
(Accretion) amortization of unrecognized prior service cost	(1,518)	9,396	13,038
Amortization of unrecognized losses	6,293	680	(318)
Net periodic benefits costs	$ 48,969	$ 50,560	$ 56,830