Operations by Business Segment and Geographical Area (Details 2) (USD $) | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | |
| Reconciliation of segment information to consolidated amounts | ||||
| Segment profit | $ 235,900,000 | $ 38,300,000 | $ 764,700,000 | $ 543,900,000 |
| Corporate general and administrative expense | (37,258,000) | (39,563,000) | (102,189,000) | (98,298,000) |
| Interest income, net | 6,100,000 | 2,600,000 | 16,200,000 | 9,300,000 |
| Earnings attributable to noncontrolling interests | 26,200,000 | 23,600,000 | 74,500,000 | 62,200,000 |
| EARNINGS BEFORE INCOME TAXES | 230,937,000 | 24,879,000 | 753,207,000 | 517,108,000 |
Total | ||||
| Reconciliation of segment information to consolidated amounts | ||||
| EARNINGS BEFORE INCOME TAXES | 230,900,000 | 24,900,000 | 753,200,000 | 517,100,000 |
Unallocated Amount to Segment | ||||
| Reconciliation of segment information to consolidated amounts | ||||
| Segment profit | 235,900,000 | 38,300,000 | 764,700,000 | 543,900,000 |
| Corporate general and administrative expense | (37,300,000) | (39,600,000) | (102,200,000) | (98,300,000) |
| Interest income, net | 6,100,000 | 2,600,000 | 16,200,000 | 9,300,000 |
| Earnings attributable to noncontrolling interests | $ 26,200,000 | $ 23,600,000 | $ 74,500,000 | $ 62,200,000 |