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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 ($) shares	Dec. 31, 2016 USD ($)	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						$ 176,676	$ 232,113	$ 164,037
Accelerated Share Repurchase
Subsequent Event [Line Items]
Accelerated share repurchases, settlement payment		$ 500,000			$ 500,000
Accelerated share repurchases, pursuant discount percentage		0.94%
Shares repurchased (in shares) | 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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Accelerated Share Repurchases, Number of Letter Agreements

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Accelerated Share Repurchases, Pursuant Discount Percentage

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Value of Stock Repurchased As Percentage of Total Amount of Shares Estimated Under Accelerated Share Repurchase Agreement

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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.

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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

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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