Capital Stock	3 Months Ended
Mar. 31, 2018
Equity [Abstract]
Capital Stock	Capital Stock Capital Stock — We have two classes of common shares, Common Voting shares and Class A Common shares. The Class A Common shares are only entitled to vote on the election of the greater of three or one-third of the directors and other matters as required by Ohio law. Share Repurchase Plan — Shares may be repurchased from time to time at management's discretion, either in the open market, through pre-arranged trading plans or in privately negotiated block transactions. In November 2016, our Board of Directors authorized a repurchase program of up to $100 million of our Class A Common shares through December 2018. For the three months ended March 31, 2017, we repurchased $1.3 million of shares at prices ranging from $22.39 to $23.01 per share under this authorization. For the three months ended March 31, 2018, we repurchased $4.4 million of shares at prices ranging from $13.29 to $16.86 per share under this authorization. At March 31, 2018, $78.2 million remained under this authorization.

Capital Stock

3 Months Ended

Mar. 31, 2018

Capital Stock — We have two classes of common shares, Common Voting shares and Class A Common shares. The Class A Common shares are only entitled to vote on the election of the greater of three or one-third of the directors and other matters as required by Ohio law.

Share Repurchase Plan — Shares may be repurchased from time to time at management's discretion, either in the open market, through pre-arranged trading plans or in privately negotiated block transactions. In November 2016, our Board of Directors authorized a repurchase program of up to $100 million of our Class A Common shares through December 2018. For the three months ended March 31, 2017, we repurchased $1.3 million of shares at prices ranging from $22.39 to $23.01 per share under this authorization. For the three months ended March 31, 2018, we repurchased $4.4 million of shares at prices ranging from $13.29 to $16.86 per share under this authorization. At March 31, 2018, $78.2 million remained under this authorization.