|
Business Acquisitions (Details 4 ) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 1 Months Ended | ||
|---|---|---|---|---|
|
Mar. 31, 2014
|
Feb. 28, 2014
|
Mar. 31, 2015
|
Dec. 31, 2014
|
|
| Business Acquisitions | ||||
| Cash paid for acquisition, net of cash acquired | $ 35.7 | |||
| Goodwill | 484.5 | 484.5 | ||
| Spatial Energy | ||||
| Business Acquisitions | ||||
| Cash paid for acquisition, net of cash acquired | 35.7 | |||
| Goodwill associated with acquisition that is deductible for income tax purposes | 19.0 | |||
| Identifiable intangible assets: | 13.9 | |||
| Liabilities accrued in consideration for business acquisition | 3.9 | |||
| Goodwill | $ 25.7 |