Stockholders' Equity (Details 3) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Shares, Options Outstanding (in shares)	218,500	162,500	202,750
Weighted Average, Options Outstanding (in dollars per share)	$ 5.21	$ 4.25	$ 4.28
Remaining Life, Options Outstanding	4 years
Intrinsic Value, Options Outstanding (in dollars)	$ 67,260
Shares, Options Vested (in shares)	47,000	86,625	110,625
Weighted Average, Options Vested (in dollars per share)	$ 4.03	$ 2.61	$ 3.36
Remaining Life, Option Vested	3 years
Intrinsic Value, Options Vested (in dollars)	67,260
Stock Options By Grant Date Dec 2005 [Member]
Shares, Options Outstanding (in shares)	29,500
Weighted Average, Options Outstanding (in dollars per share)	$ 2.88
Remaining Life, Options Outstanding	3 years
Intrinsic Value, Options Outstanding (in dollars)	67,260
Shares, Options Vested (in shares)	29,500
Weighted Average, Options Vested (in dollars per share)	$ 2.88
Remaining Life, Option Vested	3 years
Intrinsic Value, Options Vested (in dollars)	67,260
Stock Options By Grant Date Dec 2010 [Member]
Shares, Options Outstanding (in shares)	72,000
Weighted Average, Options Outstanding (in dollars per share)	$ 6.14
Remaining Life, Options Outstanding	3 years
Intrinsic Value, Options Outstanding (in dollars)	0
Shares, Options Vested (in shares)	17,500
Weighted Average, Options Vested (in dollars per share)	$ 5.97
Remaining Life, Option Vested	3 years
Intrinsic Value, Options Vested (in dollars)	0
Stock Options By Grant Date Jan 2011 [Member]
Shares, Options Outstanding (in shares)	80,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.96
Remaining Life, Options Outstanding	3 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 Nov 2012 [Member]
Shares, Options Outstanding (in shares)	109,000
Weighted Average, Options Outstanding (in dollars per share)	$ 5.17
Remaining Life, Options Outstanding	4 years 10 months 24 days
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