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Goodwill and Other Intangible Assets - Summary of the Acquisition Date Fair Values of Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions | 3 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2020 | Apr. 07, 2020 | Jun. 28, 2019 | Apr. 04, 2019 | Apr. 01, 2019 | Mar. 12, 2019
Specialty Insurance Distribution (NSM) |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  | $ 275.2 |  |  |  |  |
Specialty Insurance Distribution (NSM) | Renewal rights |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  |  |  | $ 82.5 |  |  |
Embrace Pet Insurance |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Computer software, additions | $ 3.4 |  |  |  |  |  |
Embrace Pet Insurance | Specialty Insurance Distribution (NSM) |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  |  |  |  |  | $ 67.6 |
Kingsbridge Group Limited | Specialty Insurance Distribution (NSM) |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  |  | $ 125.1 |  |  |  |
Kudu |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  |  |  |  | $ 9.8 |  |
Other |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill and intangible assets acquired |  |  |  |  |  |  | $ 37.5

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- Definition Additions made to capitalized computer software costs during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Goodwill and Intangible Assets + References No definition available. + Details
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