COMMON STOCK (Tables)

6 Months Ended

Jun. 30, 2015

Equity [Abstract]

Repurchase of Shares of Common Stock

The following table provides information about our repurchase of shares of our common stock during the six months ended June 30, 2015:

	Number of Shares Repurchased and Canceled	Amount for Repurchases		Average Price Paid per Share
		(in thousands)
Three months ended March 31, 2015	100,713	$	13,771	$	136.74
Three months ended June 30, 2015	574,807	77,390		134.64
Six months ended June 30, 2015	675,520	$	91,161	$	134.95
Three months ended March 31, 2014	685,990	$	78,340	$	114.20
Three months ended June 30, 2014	527,243	58,846		111.61
Six months ended June 30, 2014	1,213,233	$	137,186	$	113.08