Subsequent Events (Details Textual) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Dividends Payable, Date Declared, Day, Month and Year	Nov. 05, 2012
Dividends Payable, Date to be Paid, Day, Month and Year	Nov. 28, 2012
Dividends Payable, Date of Record, Day, Month and Year	Nov. 15, 2012
Dividend Declared [Member]
Subsequent Event Per Share Amount (in dollars per share)	0.15
Subsequent Event, Amount (in dollars)	791