Shareholders' Equity (Details) (USD $)	0 Months Ended		0 Months Ended				9 Months Ended
	Jan. 24, 2013	Sep. 30, 2013	Oct. 24, 2013 Dividend Declared [Member]	Jul. 25, 2013 Dividend Declared [Member]	Apr. 24, 2013 Dividend Declared [Member]	Apr. 02, 2013 Series B Preferred Stock [Member]	Sep. 30, 2013 Series B Preferred Stock [Member]
Subsequent Event [Line Items]
Stock Issued During Period, Shares, New Issues						8,782	9,000
Preferred Stock Converted Into Common Stock, Shares		102,363
Declared quarterly cash dividend	$ 0.10		$ 0.11	$ 0.1	$ 0.1