Deposits - Additional Information (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Deposits [Abstract]
Time Deposits, $250,000 or More	$ 897.4	$ 635.3

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher SEC
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E