Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Unrecognized cost of unvested share-based compensation awards.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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STOCK-BASED COMPENSATION (Narrative) (Details) (USD $) Share data in Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 13, 2015	Mar. 12, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 1,800,000	$ 2,300,000
Income tax benefit	500,000	400,000
Repurchases of common stock	16,115,000
Employee Stock Purchase Plan 2005
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share repurchase program shares authorized			300,000,000	150,000,000
Repurchases of common stock (in shares)	2,300
Repurchases of common stock	120,500,000
Stock repurchase program, remaining authorized repurchase amount	179,500,000
Restricted stock awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	14,000,000
Fair value restricted stock	3,200,000	2,300,000
Performance stock awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	300,000
Fair value restricted stock	$ 300,000	$ 0