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Stockholder's Equity (Narratives1) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Stock compensation	$ 122,000	$ 113,000	$ 308,087	$ 250,906
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	137,589		137,589		62,805	63,777
DividendsCash			2,145,000	2,092,000
Dividends Payable, Amount Per Share	$ 0.543	$ 0.543	$ 0.543	$ 0.543
Dividends, Preferred Stock, Cash			$ 54,000	$ 54,000

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Equity impact of cash dividends declared by an entity during the period for all classes of stock (common, preferred, etc.). This element includes paid and unpaid dividends declared during the period.

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The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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