Organization, Business and Summary of Significant Accounting Policies - Additional Information (Detail) $ / shares in Units, $ in Thousands		3 Months Ended	12 Months Ended
	Oct. 01, 2021 ReportingUnit	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) Location Country Datacenter Lab Segment Customer $ / shares	Dec. 31, 2020 USD ($) Customer $ / 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			$ 320,477	$ 289,545
Depreciation expense			10,900	16,900
Impairment of intangible asset		$ 22,500	22,529
Amortization expense			26,200	30,900
Number of reporting unit | ReportingUnit	1
Research and development			10,265	7,167
Cost of Revenues [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Amortization expense			9,300	11,800
Sales and Marketing [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Advertising costs			3,500	4,500
ASU 2018-15 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Oct. 01, 2021
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software costs			14,700	18,500
Capitalized software implementation costs				5,300
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
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			5,100
UK and Germany [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Revenues			64,100	57,000
Long-lived assets			$ 25,900	$ 26,300
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			32
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