Acquisitions - Summary of Components of Purchase Consideration Transferred and Preliminary Allocation of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands			12 Months Ended
	May 03, 2022	Mar. 31, 2021	Dec. 31, 2021	Sep. 30, 2022	Dec. 31, 2020
Allocations
Goodwill			$ 657,131	$ 698,682	$ 560,332
Open Realty
Purchase Price
Assumed liability	$ 7,322
Cash and stock issued at closing	65,534
Total	72,856
Allocations
Cash	1,286
Goodwill	50,756
Other intangible assets, net	19,633
Receivables, net	3,625
Other assets	290
Right-of-use Assets	4,305
Right-of-use Liabilities	(4,305)
Accrued Compensation	(2,175)
Accounts payable, accrued expenses and other liabilities	(559)
Net assets acquired	$ 72,856
Knotel, Inc.
Purchase Price
First and second lien debt		$ 39,584	39,600
Debtor-in-possession financing		19,788	19,800
Assumed liability		6,574	6,600
Cash and stock issued at closing		44,492
Total		110,438
Allocations
Cash		21,641
Goodwill		97,639	$ 97,600
Other intangible assets, net		41,332
Receivables, net		7,478
Fixed Assets, net		40,605
Other assets		62,710
Right-of-use Assets		434,315
Right-of-use Liabilities		(434,315)
Accrued Compensation		(2,076)
Accounts payable, accrued expenses and other liabilities		(103,771)
Unrealized gain on investment		(27,825)
Initial investment (recorded at cost)		(13,832)
Non-controlling interest		(13,463)
Net assets acquired		$ 110,438