REPURCHASES OF COMMON STOCK

6 Months Ended

Jun. 30, 2017

REPURCHASES OF COMMON STOCK [Abstract]

REPURCHASES OF COMMON STOCK

5. REPURCHASES OF COMMON STOCK

During the three-month periods ended June 30, 2017 and 2016, the Company repurchased 0.3 million and 0.1 million shares of its Class A common stock under its open market stock repurchase plan for $15.3 million and $4.3 million, respectively.  As of June 30, 2017, $177.6 million was available for repurchases under the Company's open market stock repurchase plan.