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SHAREHOLDERS' EQUITY SHAREHOLDERS' EQUITY (Tables) | 3 Months Ended
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Mar. 31, 2013
Stockholders' Equity Note [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) | Changes in Accumulated Other Comprehensive Income(1)
| 2013
(In millions) | Unrealized Foreign Currency Translation Gains (Losses) |  | Unrealized Gains (Losses) on Investment Securities |  | Unrealized Gains (Losses) on Derivatives |  | Pension Liability Adjustment |  | Total
Balance, beginning of period |  | $ | 333 |  |  |  |  | $ | 2,570 |  |  |  |  | $ | (5 | ) |  |  |  | $ | (183 | ) |  |  |  | $ | 2,715 |  |
Other comprehensive income before reclassification |  | (467 | ) |  |  |  | (554 | ) |  |  |  | (5 | ) |  |  |  | 0 |  |  |  |  | (1,026 | ) |
Amounts reclassified from accumulated other comprehensive income |  | (7 | ) |  |  |  | (35 | ) |  |  |  | 1 |  |  |  |  | 3 |  |  |  |  | (38 | ) |
Net current-period other comprehensive income |  | (474 | ) |  |  |  | (589 | ) |  |  |  | (4 | ) |  |  |  | 3 |  |  |  |  | (1,064 | ) |
Balance, end of period |  | $ | (141 | ) |  |  |  | $ | 1,981 |  |  |  |  | $ | (9 | ) |  |  |  | $ | (180 | ) |  |  |  | $ | 1,651 |  |
(1)All amounts are net of tax. Amounts in parentheses indicate debits.
Schedule of Common Stock Outstanding Roll Forward | The following table is a reconciliation of the number of shares of the Company's common stock for the three-month periods ended March 31.
(In thousands of shares) | 2013 |  | 2012
Common stock - issued: |  |  |
Balance, beginning of period | 665,239 |  |  | 663,639 |
Exercise of stock options and issuance of restricted shares | 539 |  |  | 798 |
Balance, end of period | 665,778 |  |  | 664,437 |
Treasury stock: |  |  |
Balance, beginning of period | 197,453 |  |  | 197,329 |
Purchases of treasury stock: |  |  |
Open market | 2,979 |  |  | 0 |
Other | 124 |  |  | 199 |
Dispositions of treasury stock: |  |  |
Shares issued to AFL Stock Plan | (364 | ) |  | (381 | )
Exercise of stock options | (294 | ) |  | (39 | )
Other | (145 | ) |  | (134 | )
Balance, end of period | 199,753 |  |  | 196,974 |
Shares outstanding, end of period | 466,025 |  |  | 467,463 |
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share | The following table presents the approximate number of share-based awards to purchase shares, on a weighted-average basis, that were considered to be anti-dilutive and were excluded from the calculation of diluted earnings per share for the following periods.
| Three Months Ended March 31,
(In thousands) | 2013 |  | 2012
Anti-dilutive share-based awards |  | 3,623 |  |  |  | 5,457 |
Reclassification Out Of Accumulated Other Comprehensive Income [Table Text Block] | The table below summarizes the amounts reclassified from each component of accumulated other comprehensive income based on source for the three-month period ended March 31. Reclassifications Out of Accumulated Other Comprehensive Income
(In millions) |  | 2013
Details about Accumulated Other Comprehensive Income Components |  | Amount Reclassified from Accumulated Other Comprehensive Income(1) |  | Affected Line Item in the Statements of Earnings
Unrealized foreign currency translation gains (losses) |  | $ | 10 |  |  | Sales and redemptions
|  | (3 | ) |  | Tax (expense) or benefit(2)
|  | $ | 7 |  |  | Net of tax
Unrealized gains (losses) on available-for-sale securities |  | $ | 109 |  |  | Sales and redemptions
|  | (55 | ) |  | Other-than-temporary impairment losses realized
|  | 54 |  |  | Total before tax
|  | (19 | ) |  | Tax (expense) or benefit(2)
|  | $ | 35 |  |  | Net of tax
Gains (losses) on cash flow hedges: |  |  |  |
Foreign currency swaps |  | $ | (1 | ) |  | Derivative and other gains (losses)
|  | 0 |  |  | Tax (expense) or benefit(2)
|  | $ | (1 | ) |  | Net of tax
Amortization of defined benefit pension items: |  |  |  |
Actuarial gains (losses) |  | $ | (5 | ) |  | Acquisition and operating expenses(3)
|  | 2 |  |  | Tax (expense) or benefit(2)
|  | $ | (3 | ) |  | Net of tax
Total reclassifications for the period |  | $ | 38 |  |  | Net of tax
(1)Amounts in parentheses indicate debits. (2) Based on 35% tax rate (3) These accumulated other comprehensive income components are included in the computation of net periodic pension cost (see Note 9 for additional details).

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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