Goodwill and Intangible Assets (Summary of Indefinite-Lived Intangible Assets Balances by Reporting Segment) (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2019
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	$ 224,945	$ 224,904	$ 224,974
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	$ 87,445	$ 87,404	$ 87,474