Segment, Customer Concentration and Geographical Information - Additional Information (Detail)	3 Months Ended		9 Months Ended
	Sep. 30, 2022 location	Sep. 30, 2021 location	Sep. 30, 2022 location businessUnit	Sep. 30, 2021 location
Revenue, Major Customer [Line Items]
Number of primary business units | businessUnit			1
Number of geographic locations | location	2	2	2	2
Customer Concentration Risk | Revenues | Customer one
Revenue, Major Customer [Line Items]
Concentration percentage	40.00%	57.00%	40.00%	59.00%
Customer Concentration Risk | Revenues | Customer two
Revenue, Major Customer [Line Items]
Concentration percentage	37.00%	29.00%	37.00%	21.00%
Customer Concentration Risk | Accounts receivable | Customer one
Revenue, Major Customer [Line Items]
Concentration percentage			36.00%	45.00%
Customer Concentration Risk | Accounts receivable | Customer two
Revenue, Major Customer [Line Items]
Concentration percentage			28.00%	25.00%
Customer Concentration Risk | Accounts receivable | Customer three
Revenue, Major Customer [Line Items]
Concentration percentage			17.00%	11.00%
Customer Concentration Risk | Accounts receivable | Customer four
Revenue, Major Customer [Line Items]
Concentration percentage			11.00%	11.00%