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REPURCHASES OF COMMON STOCK | 9 Months Ended
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Sep. 30, 2017
REPURCHASES OF COMMON STOCK [Abstract] |
REPURCHASES OF COMMON STOCK | 5. REPURCHASES OF COMMON STOCK During the three-month periods ended September 30, 2017 and 2016, the Company repurchased 0.4 million and 0.3 million shares of its Class A common stock under its open-market stock repurchase plan for $25.7 million and $17.4 million, respectively. During the nine-month periods ended September 30, 2017 and 2016, the Company repurchased 0.8 million and 1.0 million shares of its Class A common stock under its open market repurchase plan for $47.8 million and $41.7 million, respectively. As of September 30, 2017, $151.9 million was available for repurchases under the Company's open market stock repurchase plan.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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