Fair Value Measurements - Schedule of Changes in Fair Value of Level 3 Investment (Details) - Matterport, Inc. - Level 3 $ in Thousands	3 Months Ended
	Dec. 31, 2021 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning balance	$ 77,540
Unrealized gains	7,467
Reduction in discount due to lack of marketability	2,299	[1]
Ending balance	$ 87,306

[1] The restriction on our ability to sell our shares lapsed in January 2022.  Refer to Note 16. Subsequent Events for discussion regarding the expirations on the restriction and our subsequent sale of the Equity Securities in January 2022.