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Components of Equity (Tables) | 3 Months Ended
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Mar. 31, 2015
Stockholders' Equity Note [Abstract] |
Schedule of Components of Equity Disclosure | The components of equity for the three months ended March 31, 2015 and 2014 are as follows:
| Shareholders’ equity |  | Noncontrolling interest |  | Total equity
Balance at December 31, 2014 | $ | 1,868,408 |  |  | 3,200 |  |  | 1,871,608 |
Exercise of stock options | 35,048 |  |  | — |  |  | 35,048 |
Shares repurchased under provisions of stock repurchase plans | (77,368 | ) |  | — |  |  | (77,368 | )
Stock compensation expense | 9,907 |  |  | — |  |  | 9,907 |
Tax benefits from stock plans, net | 1,466 |  |  | — |  |  | 1,466 |
Net earnings | 106,704 |  |  | 628 |  |  | 107,332 |
Other comprehensive loss | (19,274 | ) |  | (331 | ) |  | (19,605 | )
Distributions to noncontrolling interest | — |  |  | (857 | ) |  | (857 | )
Balance at March 31, 2015 | $ | 1,924,891 |  |  | 2,640 |  |  | 1,927,531 |
Balance at December 31, 2013 | $ | 2,084,783 |  |  | 1,548 |  |  | 2,086,331 |
Exercise of stock options | 7,892 |  |  | — |  |  | 7,892 |
Shares repurchased under provisions of stock repurchase plans | (226,725 | ) |  | — |  |  | (226,725 | )
Stock compensation expense | 10,294 |  |  | — |  |  | 10,294 |
Tax benefits from stock plans, net | 489 |  |  | — |  |  | 489 |
Net earnings | 83,824 |  |  | 371 |  |  | 84,195 |
Other comprehensive (loss) income | (2,426 | ) |  | 49 |  |  | (2,377 | )
Distributions to noncontrolling interest | — |  |  | (85 | ) |  | (85 | )
Balance at March 31, 2014 | $ | 1,958,131 |  |  | 1,883 |  |  | 1,960,014 |

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- Definition Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
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