|
Segment Information Segment Results Narrative (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
|
| Segment Reporting Information [Line Items] | ||||
| Gross Profit | $ 150,762 | $ 150,084 | $ 468,338 | $ 449,795 |
| Earnings Per Share, Basic | $ 0.19 | $ (0.19) | $ 0.67 | $ 0.19 |
| Earnings Per Share, Diluted | $ 0.19 | $ (0.19) | $ 0.67 | $ 0.19 |
|
Electricity Operating Segment [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Gross Profit | 45,959 | 47,637 | 141,675 | 155,094 |
|
OpenWay project in North America [Member] | Contracts Accounted for under Percentage of Completion [Member] | Electricity Operating Segment [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Gross Profit | $ 11,400 | $ 13,600 | ||
| Earnings Per Share, Basic | $ (0.18) | $ (0.22) | $ (0.18) | $ (0.21) |
| Earnings Per Share, Diluted | $ (0.18) | $ (0.22) | $ (0.18) | $ (0.21) |