Allowance for Credit Losses - Allowance for Credit Losses on Financing Receivables Off Balance Sheet Commitments (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Receivables [Abstract]
Beginning balance		$ 1,148	$ 1,058	$ 1,708
Impact of adopting Topic 326	[1]				$ 536
(Reversal of) provision for credit losses		3,920	1,126	11,740	3,820
(Reversal of) provision for credit losses		(208)	207	(768)	729
Ending balance		$ 940	$ 1,265	$ 940	$ 1,265

[1] Adoption of CECL accounting standard effective July 1, 2020