|
Sale of Energy Systems Division (Details) (USD $)
In Millions, unless otherwise specified |
0 Months Ended | 12 Months Ended |
|---|---|---|
|
Oct. 01, 2009
|
Dec. 31, 2012
|
|
| Sale of Energy Systems Division (Details) [Line Items] | ||
| Divestiture Cost of Significant Assets Sold Sale Price | $ 10.0 | |
| Proceeds from Divestiture of Businesses | 8.6 | |
| Divestiture Contingent Consideration Potential Consideration Receivable | 1.4 | |
| Divestiture Contingent Consideration Potential Consideration Receivable Cancelled | 0.5 | |
| Gain (Loss) Related to Litigation Settlement | 0.3 | |
|
Contingent Upon Applied Utility Systems [Member]
|
||
| Sale of Energy Systems Division (Details) [Line Items] | ||
| Divestiture Contingent Consideration Potential Consideration Receivable | 0.5 | |
|
Retention of Certain Project And Contract Warranties And Other Obligation [Member]
|
||
| Sale of Energy Systems Division (Details) [Line Items] | ||
| Divestiture Contingent Consideration Potential Consideration Receivable | $ 0.9 |