Subsequent Events - Equity (Details) - Dividend Declared - $ / shares	Oct. 01, 2015	Jul. 01, 2015
Equity
Cash dividend declared per common share per month (in dollars per share)		$ 0.17
Subsequent Event
Equity
Per share percentage increase in dividends declared	5.90%
Cash dividend declared per common share per month (in dollars per share)	$ 0.18