Subsequent Events (Details) (Subsequent Event, Common, USD $) In Millions, except Share data, unless otherwise specified		0 Months Ended		0 Months Ended
	Nov. 11, 2014 Secondary Offering	Nov. 17, 2014 Secondary Offering Expected results	Nov. 11, 2014 Selling Shareholders	Nov. 13, 2014 Over-allotment option Expected results
Subsequent Events
Number of shares to be sold under registration statement	1,000,000		5,400,000
Net proceeds from sale of stock under registration statement		$ 31.7
Shares sold				960,390