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ACCELERATED SHARE REPURCHASE (Details) $ in Thousands, shares in Millions |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 13, 2013 shares | Aug. 24, 2013 USD ($) agreement | Feb. 28, 2014 shares | Mar. 31, 2014 USD ($) | Sep. 30, 2013 USD ($) shares | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) shares | Dec. 31, 2013 USD ($) shares
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Number of letter agreements | agreement |  | 2 |  |  |  |  |  |
Treasury stock value |  |  |  |  |  | $ 232,113 | $ 164,037 | $ 760,304
Accelerated Share Repurchase |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Accelerated share repurchases, settlement payment |  | $ 500,000 |  |  |  |  |  |
Accelerated share repurchases, pursuant discount percentage |  | 0.94% |  |  |  |  |  |
Shares repurchased | shares | 1.2 |  | 1.2 |  | 6.1 |  | 7.3 | 7.3
Treasury stock value |  |  |  |  | $ 350,000 |  |  | $ 425,000
Value of stock repurchased as percentage of total amount of shares estimated under accelerated share repurchase agreement |  |  |  |  | 70.00% |  |  |
Accelerated share repurchase program adjustment |  |  |  | $ 75,000 |  |  |  | $ 75,000

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- Definition Value of Stock Repurchased As Percentage of Total Amount of Shares Estimated Under Accelerated Share Repurchase Agreement + References No definition available. + Details
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- Definition The amount needed to adjust previously recorded stockholders' equity balances to the actual aggregate amounts paid, whether in cash or other consideration, to acquire all of the shares purchased under an Accelerated Share Repurchase arrangement. + References No definition available. + Details
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- Definition Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653 + Details
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
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