Significant Accounting Policies (Stock Transactions - Options Exercised Tables) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Significant Accounting Policies [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	107,367	738	111,208	233,105
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 109,896	$ 2,294	$ 115,951	$ 753,440
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options	148,226	2,610	169,636	445,515
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options	$ 40,401	$ 569	$ 40,913	$ 298,494