Discontinued Operations - Summary of Assets and Liabilities from Discontinued Operations (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net	$ 793	$ 46
Prepaid expenses and other current assets	339	197
Total current assets	13,373	20,076
Total assets	39,553	43,602
Accounts payable and accrued liabilities	818	783
Total liabilities	$ 12,210	18,306
Discontinued Operations, Held-for-sale | CES
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net		2,075
Prepaid expenses and other current assets		129
Total current assets		2,204
Fixed assets, net		106
Intangible assets, net		3
Total assets		2,313
Accrued personnel costs		153
Accounts payable and accrued liabilities		1,015
Loans payable		26
Total liabilities		$ 1,194