XML 41 R31.htm IDEA: XBRL DOCUMENT
v3.21.1

Goodwill (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The changes in the carrying amount of goodwill by reportable segment for the three months ended March 31, 2021 were as follows ($ in millions):
| AMS |  | EP |  | Total
Goodwill as of December 31, 2020 | $ | 398.4 |  |  | $ | 5.3 |  |  | $ | 403.7 |
Foreign currency translation adjustments | (1.7) |  |  | (0.2) |  |  | (1.9) |
Goodwill as of March 31, 2021 | $ | 396.7 |  |  | $ | 5.1 |  |  | $ | 401.8 |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration