Sales of Receivables - Summary of MARPA Activity (Detail) - USD ($) $ in Thousands		Mar. 31, 2021		Jun. 30, 2020	Mar. 31, 2020		Jun. 30, 2019
Transfers And Servicing Of Financial Assets [Abstract]
Outstanding balance sold to Purchaser		$ 189,860	[1]	$ 200,000	$ 193,499	[1]	$ 192,527
Sales of receivables		2,048,585			1,750,496
Cash collections		(2,058,725)			(1,749,524)
Cash collected, not remitted to Purchaser	[2]	(76,388)			(55,588)
Remaining sold receivables		$ 113,472			$ 137,911

[1] For the nine months ended March 31, 2021 and 2020, the Company recorded a net cash outflow of $10.1 million and a net cash inflow of $1.0 million in its cash flows from operating activities, respectively, from sold receivables.  MARPA cash flows are calculated as the change in the outstanding balance during the fiscal year.

[2] Includes the cash collected on behalf of but not yet remitted to the Purchaser as of March 31, 2021 and 2020.  This balance is included in other accrued expenses and current liabilities as of the balance sheet date.