Concentrations, Significant Customers and Geographic Areas - Summary of Customers Revenue and Receivables (Detail)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Revenue | Customer concentration risk
Concentration Risk [Line Items]
Concentration Risk Threshold Percentage (in %)			10.00%	10.00%
Revenue | Customer concentration risk | Customer A
Concentration Risk [Line Items]
Concentration risk percentage (%)	22.00%	20.00%	19.00%	32.00%
Revenue | Customer concentration risk | Customer B
Concentration Risk [Line Items]
Concentration risk percentage (%)			10.00%	13.00%
Revenue | Customer concentration risk | Customer C
Concentration Risk [Line Items]
Concentration risk percentage (%)		25.00%		22.00%
Revenue | Customer concentration risk | Customer D
Concentration Risk [Line Items]
Concentration risk percentage (%)	11.00%		20.00%
Revenue | Customer concentration risk | Customer E
Concentration Risk [Line Items]
Concentration risk percentage (%)	26.00%	34.00%	27.00%	21.00%
Revenue | Customer concentration risk | Customer F
Concentration Risk [Line Items]
Concentration risk percentage (%)		11.00%
Revenue | Customer concentration risk | Customer G
Concentration Risk [Line Items]
Concentration risk percentage (%)	17.00%
Revenue | Customer concentration risk | Government entities
Concentration Risk [Line Items]
Concentration risk percentage (%)	79.50%	75.40%	88.40%	78.10%
Accounts receivable
Concentration Risk [Line Items]
Concentration Risk Threshold Percentage (in %)			10.00%		10.00%
Accounts receivable | Customer concentration risk
Concentration Risk [Line Items]
Concentration Risk Threshold Percentage (in %)			10.00%		10.00%
Accounts receivable | Customer concentration risk | Customer A
Concentration Risk [Line Items]
Concentration risk percentage (%)			40.00%		39.00%
Accounts receivable | Customer concentration risk | Customer D
Concentration Risk [Line Items]
Concentration risk percentage (%)			10.00%		12.00%
Accounts receivable | Customer concentration risk | Customer E
Concentration Risk [Line Items]
Concentration risk percentage (%)			31.00%