Subsequent Events - Narrative (Details) (USD $)	0 Months Ended	3 Months Ended			0 Months Ended	3 Months Ended
	Jul. 16, 2013	Sep. 30, 2013	Jun. 30, 2013	Sep. 30, 2012	Oct. 15, 2013 Subsequent Event [Member]	Sep. 30, 2013 Subsequent Event [Member]
Dividends Payable, Date Declared			Jul. 16, 2013			Oct. 15, 2013
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.175	$ 0.175	$ 0.175	$ 0.175	$ 0.175
Annual Dividend Rate Per Share (in dollars per share)	$ 0.70				$ 0.70
Dividends Payable, Date of Record	Aug. 15, 2013				Nov. 15, 2013
Dividends Payable, Date to be Paid	Aug. 30, 2013				Nov. 29, 2013