Related Party Transactions (Details) shares in Millions	Jul. 30, 2016 shares
Schottenstein Affiliates [Abstract]
Related party transaction Outstanding common shares owned (in hundredths)	18.00%
Related party transaction Combined voting power of outstanding common shares (in hundredths)	51.00%
Class A Common Shares
Schottenstein Affiliates [Abstract]
Related Party Transaction, Number of shares owned by related party (in shares)	7.2
Class B Common Shares
Schottenstein Affiliates [Abstract]
Related Party Transaction, Number of shares owned by related party (in shares)	7.7