Fair Value Measurements - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Sep. 30, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non-marketable equity investments	$ 2,200		$ 2,200
Net income (loss)	46,089	$ 23,515
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amount invested in non-marketable convertible note			$ 2,000
Level 3 | Matterport, Inc. | Equity Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets recognized at fair value	87,300
Level 3 | Matterport, Inc. | Equity Securities | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net income (loss)	$ 9,800
Level 3 | Common Stock | Matterport, Inc. | Equity Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of shares issued	4,316,301