Organization, Business and Summary of Significant Accounting Policies - Additional Information (Detail) $ / shares in Units, $ in Thousands		3 Months Ended
	Oct. 01, 2021 ReportingUnit	Mar. 31, 2022 USD ($) Location Country Datacenter Lab Segment Customer $ / shares	Mar. 31, 2021 USD ($) Customer	Dec. 31, 2021 USD ($) $ / shares
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of countries | Country		19
Number of data centers | Datacenter		9
Number of data recovery labs | Lab		17
Date of incorporation		Aug. 02, 2018
Common stock, par value | $ / shares		$ 0.0001		$ 0.0001
Number of business segment | Segment		1
Revenues		$ 81,898	$ 75,450
Depreciation expense		2,400	2,900
Amortization expense		5,000	6,900
Number of reporting unit | ReportingUnit	1
Cost of Revenues [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Amortization expense		2,500	2,200
Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software costs		15,600		$ 14,700
Internal-Use Software Development [Member] | ASU 2018-15 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized computer software implementation amortization costs, operating activities		300
Internal-Use Software Development [Member] | ASU 2018-15 [Member] | General and Administrative Expense [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized computer software implementation amortization costs		400
Internal-Use Software Development [Member] | ASU 2018-15 [Member] | Prepaid Expense [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software implementation costs		1,500		1,500
Internal-Use Software Development [Member] | ASU 2018-15 [Member] | Other Assets [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software implementation costs		4,900		5,100
UK and Germany [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Revenues		14,100	$ 14,900
Long-lived assets		$ 25,400		$ 25,600
Consolidated Revenues [Member] | Customer Concentration Risk [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of customers representing more than 5% of consolidated revenues or accounts receivable | Customer		0	0
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of customers representing more than 5% of consolidated revenues or accounts receivable | Customer		0	0
Minimum [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of locations | Location		31
Minimum [Member] | Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		3 years
Maximum [Member] | Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		5 years