Subsequent Events (Details) (USD $)	9 Months Ended
	Sep. 30, 2014
Shares and Cash
Subsequent Event [Line Items]
Business Acquisition Equity Interests Issued or Issuable Cash Per Share	$ 50.00
Class A Common Stock | Shares and Cash
Subsequent Event [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	4.00
Class A Common Stock | Shares Only
Subsequent Event [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	3.58