v2.4.0.6

Goodwill Schedule of Goodwill Allocated to Reporting Segments (Tables) | 3 Months Ended
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Mar. 31, 2013
Goodwill [Line Items] |
Schedule of Goodwill [Table Text Block] | The following table reflects the goodwill balance as of March 31, 2013:
| Energy |  | Water |  | Total Company
| (in thousands)
Balance at January 1, 2013 |  |  |  |  |
Goodwill before impairment | $ | 859,454 |  |  | $ | 414,394 |  |  | $ | 1,273,848 |
Accumulated impairment losses | (249,502 | ) |  | (323,330 | ) |  | (572,832 | )
Goodwill, net | 609,952 |  |  | 91,064 |  |  | 701,016 |
Adjustments of previous acquisition | (197 | ) |  | — |  |  | (197 | )
Effect of change in exchange rates | (15,174 | ) |  | (2,430 | ) |  | (17,604 | )
Balance at March 31, 2013 |  |  |  |  |
Goodwill before impairment | 834,654 |  |  | 399,746 |  |  | 1,234,400 |
Accumulated impairment losses | (240,073 | ) |  | (311,112 | ) |  | (551,185 | )
Goodwill, net | $ | 594,581 |  |  | $ | 88,634 |  |  | $ | 683,215 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -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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