Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions	May 31, 2020	Mar. 18, 2020	Feb. 29, 2020	Mar. 21, 2018	Jul. 22, 2015
Subsequent Event [Line Items]
Authorized amount of stock to be repurchased			$ 100.0	$ 50.0	$ 50.0
Subsequent Event
Subsequent Event [Line Items]
Authorized amount of stock to be repurchased		$ 50.0
Authorized amount of stock to be repurchased, including remaining amount from previous authorizations		$ 67.3
Subsequent Event | Common Class A
Subsequent Event [Line Items]
Dividend declared per share (in Dollars per share)	$ 0.15
Subsequent Event | Common Stock
Subsequent Event [Line Items]
Dividend declared per share (in Dollars per share)	$ 0.15