Subsequent Events - Additional Information (Detail) - shares		3 Months Ended
	Jan. 01, 2023	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2021
Common stock
Subsequent Event [Line Items]
Conversion of Series C preferred stock to common stock, shares		42,000	21,000	29,000
Subsequent Event [Member] \| Series C1 Preferred Shares [Member]
Subsequent Event [Line Items]
Conversion of Series C preferred stock to common stock, shares	130,000
Subsequent Event [Member] \| Series C1 Preferred Shares [Member] \| Common stock
Subsequent Event [Line Items]
Conversion of Series C preferred stock to common stock, shares	2,200