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EQUITY (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Changes in equity |  |  |  |
Balance at the beginning of the period |  |  | $ 1,358,321 | $ 1,193,242
Comprehensive income: |  |  |  |
Net income including non-controlling interests | 64,252 | 64,736 | 203,622 | 195,250
Other comprehensive income (loss) | 23,471 | 21,717 | (965) | 25,403
Total comprehensive income (loss) | 87,723 | 86,453 | 202,657 | 220,653
Cash dividends declared - $0.60 per share and $0.51 per share for the nine months ended September 30, 2013 and 2012, respectively |  |  | (49,353) | (42,551)
Cash dividends declared per share (in dollars per share) | $ 0.20 | $ 0.17 | $ 0.60 | $ 0.51
Issuance of shares under benefit plans |  |  | 30,835 | 25,002
Purchase of shares for treasury |  |  | (113,641) | (60,155)
Balance at the end of the period | 1,428,819 | 1,336,191 | 1,428,819 | 1,336,191
Shareholders' Equity |  |  |  |
Changes in equity |  |  |  |
Balance at the beginning of the period |  |  | 1,342,373 | 1,176,946
Comprehensive income: |  |  |  |
Net income including non-controlling interests |  |  | 205,456 | 195,327
Other comprehensive income (loss) |  |  | (1,030) | 25,715
Total comprehensive income (loss) |  |  | 204,426 | 221,042
Cash dividends declared - $0.60 per share and $0.51 per share for the nine months ended September 30, 2013 and 2012, respectively |  |  | (49,353) | (42,551)
Issuance of shares under benefit plans |  |  | 30,835 | 25,002
Purchase of shares for treasury |  |  | (113,641) | (60,155)
Balance at the end of the period | 1,414,640 | 1,320,284 | 1,414,640 | 1,320,284
Noncontrolling Interests |  |  |  |
Changes in equity |  |  |  |
Balance at the beginning of the period |  |  | 15,948 | 16,296
Comprehensive income: |  |  |  |
Net income including non-controlling interests |  |  | (1,834) | (77)
Other comprehensive income (loss) |  |  | 65 | (312)
Total comprehensive income (loss) |  |  | (1,769) | (389)
Cash dividends declared - $0.60 per share and $0.51 per share for the nine months ended September 30, 2013 and 2012, respectively |  |  | 0 | 0
Issuance of shares under benefit plans |  |  | 0 | 0
Purchase of shares for treasury |  |  | 0 | 0
Balance at the end of the period | $ 14,179 | $ 15,907 | $ 14,179 | $ 15,907

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