XML 53 R47.htm IDEA: XBRL DOCUMENT
v3.25.2

Intangible Assets and Goodwill - Summary of Intangible Assets (Detail) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | $ 602.3 | $ 560.0
Accumulated amortization | (417.8) | (404.1)
Net carrying amount | 184.5 | 155.9
Trade Names [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 45.7 | 45.7
Net carrying amount | 45.7 | 45.7
Customer Relationship Intangibles [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 388.8 | 363.6
Accumulated amortization | (349.2) | (343.5)
Net carrying amount | 39.6 | 20.1
Trade Names [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 105.6 | 92.3
Accumulated amortization | (30.7) | (27.6)
Net carrying amount | 74.9 | 64.7
Acquired Technology [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 8.4 | 8.4
Accumulated amortization | (6.1) | (5.7)
Net carrying amount | 2.3 | 2.7
Acquired Content [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 2.6 | 2.6
Accumulated amortization | (1.7) | (1.4)
Net carrying amount | 0.9 | 1.2
Computer Software [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 48.2 | 45.1
Accumulated amortization | (30.1) | (25.9)
Net carrying amount | 18.1 | 19.2
Capitalized Software in Progress [Member] |  |
Schedule Of Intangible Assets Excluding Goodwill [Line Items] |  |
Gross carrying amount | 3.0 | 2.3
Net carrying amount | $ 3.0 | $ 2.3

X
- Definition Schedule of intangible assets excluding goodwill. + References No definition available. + Details
Name: | eex_ScheduleOfIntangibleAssetsExcludingGoodwillLineItems
Namespace Prefix: | eex_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name Accounting Standards Codification -Section 55 -Paragraph 40 -SubTopic 30 -Topic 350 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480265/350-10-S45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before accumulated amortization of intangible assets, excluding goodwill. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(15)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_IntangibleAssetsGrossExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-1 + Details
Name: | us-gaap_IntangibleAssetsNetExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksAndTradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=eex_AcquiredTechnologiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=eex_AcquiredContentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_ComputerSoftwareIntangibleAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=eex_CapitalizedSoftwareInProgressMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |