v2.4.0.6

SHAREHOLDERS' EQUITY (TABLES) | 12 Months Ended
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Dec. 31, 2011
SHAREHOLDERS' EQUITY [Abstract] |
COMMON SHARES ISSUED AND OUTSTANDING [Table Text Block] |
The following table presents our common shares issued and outstanding, excluding restricted shares under our stock compensation plans (see Note 15 - Stock Compensation Plans):
| Year ended December 31, |  | 2011 |  | 2010 |  | 2009 |
| Shares issued, balance at beginning of period |  | 154,912 |  | 152,465 |  | 150,455 |
| Shares issued |  | 15,247 |  | 2,447 |  | 2,010 |
| Total shares issued at end of period |  | 170,159 |  | 154,912 |  | 152,465 |
| Treasury shares, balance at beginning of period |  | (42,519) |  | (20,325) |  | (14,243) |
| Shares repurchased |  | (2,052) |  | (22,194) |  | (6,082) |
| Total treasury shares at end of period |  | (44,571) |  | (42,519) |  | (20,325) |
| Total shares outstanding |  | 125,588 |  | 112,393 |  | 132,140 |
SHARE REPURCHASES HELD IN TREASURY [Table Text Block] |
The following table presents our common share repurchase activities, which are held in treasury:
| Year ended December 31, |  | 2011 |  |  | 2010 |  |  | 2009 |
| In the open market: |  |  |  |  |  |  |  |  |
| Total shares |  | 1,609 |  |  | 18,750 |  |  | 5,851 |
| Total cost | $ | 49,974 |  | $ | 590,694 |  | $ | 169,620 |
| Average price per share(2) | $ | 31.07 |  | $ | 31.50 |  | $ | 28.99 |
| From employees:(1) |  |  |  |  |  |  |  |  |
| Total shares |  | 443 |  |  | 381 |  |  | 231 |
| Total cost | $ | 15,911 |  | $ | 11,062 |  | $ | 6,289 |
| Average price per share(2) | $ | 35.92 |  | $ | 29.04 |  | $ | 27.23 |
| From founding shareholder:(3) |  |  |  |  |  |  |  |  |
| Total shares |  | - |  |  | 3,063 |  |  | - |
| Total cost | $ | - |  |  | 107,827 |  |  | - |
| Average price per share(2) | $ | - |  |  | 35.21 |  |  | - |
| Total |  |  |  |  |  |  |  |  |
| Total shares |  | 2,052 |  |  | 22,194 |  |  | 6,082 |
| Total cost | $ | 65,885 |  | $ | 709,583 |  | $ | 175,909 |
| Average price per share(2) | $ | 32.11 |  | $ | 31.97 |  | $ | 28.92 |
(1) To satisfy withholding tax liabilities upon vesting of restricted stock, restricted stock units, and exercise of stock options. Share repurchases from employees are excluded from the authorized share repurchase plans noted above.
(2) Calculated using whole figures.
(3) During the fourth quarter of 2010, we privately negotiated with Trident II, L.P. and affiliated entities to repurchase 3,062,824 of our common shares.

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- Definition Tabular disclosure of an entity's stock, including par or stated value per share, number and dollar amount of share subscriptions, shares authorized, shares issued, shares outstanding, number and dollar amount of shares held in an employee trust, dividend per share, total dividends, share conversion features, par value plus additional paid in capital, the value of treasury stock and other information necessary to a fair presentation, and EPS information. Stock by class includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. Includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity. If more than one issue is outstanding, state the title of each issue and the corresponding dollar amount; dollar amount of any shares subscribed but unissued and the deduction of subscriptions receivable there from; number of shares authorized, issued, and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28,29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d),(e)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21553-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 5 -Section 02 -Paragraph 29 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 150 -Paragraph 9 -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. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802392&loc=d3e177068-122764 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6403732&loc=d3e21300-112643 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21488-112644 + Details
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- Definition Tabular disclosure of an entity's treasury stock, including the average cost per share, carrying basis for each class of treasury stock, description of share repurchase program authorized by an entity's board of directors, the number of shares repurchased, the cost of the shares repurchased, the remaining maximum dollar value of shares available for repurchase under the program, the treatment of the purchase price in excess of the current market value, number of shares held for each class of treasury stock, and other information necessary to a fair presentation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 + Details
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