Organization, Business and Summary of Significant Accounting Policies - Additional Information (Detail)			12 Months Ended
	Nov. 20, 2023 USD ($)	Oct. 01, 2021 ReportingUnit	Dec. 31, 2023 USD ($) Customer Datacenter Location Country Segment Lab $ / shares	Dec. 31, 2022 USD ($) Customer $ / shares	Mar. 03, 2023 USD ($)	Jan. 01, 2022 USD ($)	Dec. 19, 2019 USD ($)
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of countries | Country			17
Number of data centers | Datacenter			9
Number of data recovery labs | Lab			13
Date of incorporation			Aug. 02, 2018
Common stock, par value | $ / shares			$ 0.0001	$ 0.0001
Number of business segment | Segment			1
Cash balance			$ 15,400,000
Debt amount, balance due			552,676,000	$ 539,558,000
Debt balance amount			546,845,000	527,529,000
Revenues			345,799,000	317,432,000
Depreciation expense			10,000,000	9,600,000
Amortization of capitalized implementation costs			1,800,000	1,700,000
Amortization expense			15,900,000	20,100,000
Number of reporting unit | ReportingUnit		1
Advertising costs			3,100,000	4,300,000
Research and development			13,133,000	13,486,000
Operating lease right of use assets, net			10,078,000	12,412,000
Operating lease liability			13,776,000
Cost of Revenues [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Amortization expense			5,800,000	10,000,000
Prepaid Expenses [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized implementation costs			1,800,000	1,700,000
Other Assets [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized implementation costs			$ 9,800,000	$ 7,800,000
ASU 2016-13 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adoption Date			Jan. 01, 2023
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]			true
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]			true
ASU 2016-02 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adoption Date				Jan. 01, 2022
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]				true
Operating lease right of use assets, net						$ 21,200,000
Operating lease liability						$ 23,800,000
Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software costs			$ 20,000,000	$ 17,500,000
UK and Germany [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Revenues			52,600,000	49,600,000
Long-lived assets			27,000,000	25,900,000
Convertible Debentures Due 2024 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt principal amount							$ 200,000,000
Debt amount, balance due			260,926,000	$ 244,808,000
Convertible Debentures Due 2024 [Member] | Current Portion of Long Term Debt [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			260,900,000
Amended 2021 Credit Agreement [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt principal amount					$ 300,000,000
Delayed draw term loans			0		50,000,000
Debt amount, balance due			291,800,000
Amended 2021 Credit Agreement [Member] | Current Portion of Long Term Debt [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			291,800,000
Amended 2021 Credit Agreement [Member] | Revolving Credit Facility [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Line Of Credit			0		40,000,000
Amended 2021 Credit Agreement [Member] | Letter of Credit [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Line Of Credit			600,000		$ 10,000,000
Cenza [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Business acquisition, initial cash payment	$ 3,000,000
Goodwill and deferred contingent consideration			$ 1,300,000
Contingent consideration, earnout period			2 years
Payment of earnout amount over two year earnout period			$ 650,000
Initial target distributed at the end of second year			$ 1,300,000
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
Number of customers representing 6% of consolidated revenues and accounts receivable | Customer				1
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
Number of customers representing 6% of consolidated revenues and accounts receivable | Customer				1
Minimum [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Number of locations | Location			26
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