Stockholders' Equity (Details 2) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Shares, Options Outstanding (in shares)	154,000	214,500	228,500
Weighted Average, Options Outstanding (in dollars per share)	$ 5.25	$ 5.20	$ 5.23
Remaining Life, Options Outstanding	2 years 10 months 24 days
Intrinsic Value, Options Outstanding (in dollars)	$ 1,450
Shares, Options Vested (in shares)	64,400	132,099	83,718
Weighted Average, Options Vested (in dollars per share)	$ 5.26	$ 5.07	$ 4.67
Remaining Life, Option Vested	1 year 9 months 18 days
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Dec 2005 [Member]
Shares, Options Outstanding (in shares)	0
Weighted Average, Options Outstanding (in dollars per share)	$ 0
Remaining Life, Options Outstanding	0 years
Intrinsic Value, Options Outstanding (in dollars)	$ 0
Shares, Options Vested (in shares)	0
Weighted Average, Options Vested (in dollars per share)	$ 0
Remaining Life, Option Vested	0 years
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Dec 2010 [Member]
Shares, Options Outstanding (in shares)	0
Weighted Average, Options Outstanding (in dollars per share)	$ 0
Remaining Life, Options Outstanding	0 years
Intrinsic Value, Options Outstanding (in dollars)	$ 0
Shares, Options Vested (in shares)	0
Weighted Average, Options Vested (in dollars per share)	$ 0
Remaining Life, Option Vested	0 years
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Jan 2011 [Member]
Shares, Options Outstanding (in shares)	6,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.96
Remaining Life, Options Outstanding	0 years
Intrinsic Value, Options Outstanding (in dollars)	$ 0
Shares, Options Vested (in shares)	6,000
Weighted Average, Options Vested (in dollars per share)	$ 5.96
Remaining Life, Option Vested	0 years
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Nov 2012 [Member]
Shares, Options Outstanding (in shares)	94,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.17
Remaining Life, Options Outstanding	1 year 10 months 24 days
Intrinsic Value, Options Outstanding (in dollars)	$ 0
Shares, Options Vested (in shares)	56,400
Weighted Average, Options Vested (in dollars per share)	$ 5.17
Remaining Life, Option Vested	1 year 10 months 24 days
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Nov 2013 [Member]
Shares, Options Outstanding (in shares)	5,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.75
Remaining Life, Options Outstanding	2 years 10 months 24 days
Intrinsic Value, Options Outstanding (in dollars)	$ 0
Shares, Options Vested (in shares)	2,000
Weighted Average, Options Vested (in dollars per share)	$ 5.75
Remaining Life, Option Vested	2 years 10 months 24 days
Intrinsic Value, Options Vested (in dollars)	$ 0
Stock Options By Grant Date Dec 2015 [Member]
Shares, Options Outstanding (in shares)	49,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.27
Remaining Life, Options Outstanding	5 years
Intrinsic Value, Options Outstanding (in dollars)	$ 1,450
Shares, Options Vested (in shares)	0
Weighted Average, Options Vested (in dollars per share)	$ 0
Remaining Life, Option Vested	0 years
Intrinsic Value, Options Vested (in dollars)	$ 0