Subsequent Events (Details Textual) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Dividends declared per share (in dollars per share)	$ 0.15	$ 0.15	$ 0.45	$ 0.45
Subsequent Event [Member]
Dividends declared per share (in dollars per share)			$ 0.15
Dividends Payable	$ 797		$ 797