Shareholders' Equity

3 Months Ended

Mar. 31, 2017

Shareholders' Equity [Abstract]

Shareholders' Equity

11.SHAREHOLDERS’ EQUITY

Common Stock equivalents

The Company has potential common stock equivalents (see Note 12)related to its outstanding stock options and restricted stock units.  These potential common stock equivalents were considered in the Company’s diluted earnings per share calculation (see Note 15).

Stock Repurchases

On June 4, 2015, the Company’s Board of Directors authorized a stock repurchase plan. This plan authorized the Company to purchase, from time to time, up to $1.0 billion of the Company’s outstanding Class A common stock through open market repurchases in compliance with Rule 10b-18 under the Securities Exchange Act of 1934, as amended, and/or in privately negotiated transactions at management’s discretion based on market and business conditions, applicable legal requirements and other factors. During the three months ended March 31, 2017, the Company repurchased 42,163shares of its Class A common stock for $4.4 million, at an average price per share of $104.81 under this plan.Shares purchased were retired.

On January 12, 2017, the Company’s Board of Directors authorized a new stock repurchase plan, replacing the plan authorized on June 4, 2015 which had a remaining authorization of $150.0 million. This plan authorizes the Company to purchase, from time to time, up to $1.0 billion of the Company’s outstanding Class A common stock through open market repurchases in compliance with Rule 10b-18 under the Securities Exchange Act of 1934, as amended, and/or in privately negotiated transactions at management’s discretionbased on market and business conditions, applicable legal requirements and other factors. Shares purchased will be retired. The new plan has no time deadline and will continue until otherwise modified or terminated by the Company’s Board of Directors at any time in its sole discretion.  As of the date of this filing, the Company had the full $1.0 billion authorization remaining under the current stock repurchase program.