Goodwill and Intangible Assets (Summary of Indefinite-Lived Intangible Assets Balances by Reporting Segment) (Detail) - USD ($) $ in Thousands	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2019
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	$ 224,935	$ 224,904	$ 224,986
Medical and Healthcare [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	137,500	137,500	137,500
Financial Services [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	$ 87,435	$ 87,404	$ 87,486