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SHAREHOLDERS' EQUITY (DETAILS)
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3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
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Jun. 30, 2013
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Dec. 31, 2012
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Jun. 30, 2013
Common Stock [Member]
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Jun. 30, 2012
Common Stock [Member]
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Jun. 30, 2013
Common Stock [Member]
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Jun. 30, 2012
Common Stock [Member]
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| Class of Stock [Line Items] | ||||||
| Shares issued, balance at beginning of period | 173,906,000 | 171,867,000 | 173,595,000 | 171,408,000 | 171,867,000 | 170,159,000 |
| Shares issued | 311,000 | 60,000 | 2,039,000 | 1,309,000 | ||
| Total shares issued at end of period | 173,906,000 | 171,867,000 | 173,906,000 | 171,468,000 | 173,906,000 | 171,468,000 |
| Treasury shares, balance at beginning of period | (62,318,000) | (53,947,000) | (57,289,000) | (46,043,000) | (53,947,000) | (44,571,000) |
| Shares repurchased | (5,122,000) | (2,652,000) | (8,491,000) | (4,124,000) | ||
| Shares reissued from treasury | 93,000 | 0 | 120,000 | 0 | ||
| Total treasury shares at end of period | (62,318,000) | (53,947,000) | (62,318,000) | (48,695,000) | (62,318,000) | (48,695,000) |
| Total shares outstanding | 111,588,000 | 117,920,000 | 111,588,000 | 122,773,000 | 111,588,000 | 122,773,000 |