Subsequent Events - Schedule of Distributions Declared (Detail) - $ / shares		13 Months Ended
	Oct. 31, 2021	Sep. 30, 2021
Subsequent Event [Line Items]
Distributions declared		$ 0.004234973
Class T [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	$ 0.1316
Class S [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	0.1316
Class D [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	0.1316
Class I [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	0.1316
Class AX [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	0.1316
Class TX [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	0.1316
Class IX [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared	$ 0.1316