General form of registration statement for all companies including face-amount certificate companies

Segment Information - Summary of Revenue by Timing of Recognition (Detail)

v3.21.2
Segment Information - Summary of Revenue by Timing of Recognition (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Schedule of Revenue by Timing of Recognition [Line Items]      
Revenues $ 611.6 $ 478.2 $ 440.1
Point in time [Member]      
Schedule of Revenue by Timing of Recognition [Line Items]      
Revenues 456.6 337.3 331.1
Over time [Member]      
Schedule of Revenue by Timing of Recognition [Line Items]      
Revenues $ 155.0 $ 140.9 $ 109.0