Organization, Business and Summary of Significant Accounting Policies - Additional Information (Detail)			3 Months Ended
		Oct. 01, 2021 ReportingUnit	Mar. 31, 2024 USD ($) Datacenter Country Location Lab Customer Segment $ / shares	Mar. 31, 2023 USD ($) Customer	Mar. 31, 2022 USD ($)	Dec. 31, 2023 USD ($) $ / shares	Mar. 03, 2023 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
Debt amount, balance due			$ 569,564,000			$ 552,676,000
Debt balance amount			565,691,000			$ 546,845,000
Cash balance			18,400,000
Amortization of capitalized implementation costs			$ 500,000	$ 500,000
Common stock, par value | $ / shares			$ 0.0001			$ 0.0001
Number of business segment | Segment			1
Revenues			$ 80,172,000	90,659,000	$ 80,172,000
Depreciation expense			2,700,000	2,300,000
Amortization expense			3,300,000	3,900,000
Number of reporting unit | ReportingUnit		1
Revolving Credit Facility [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			15,000,000
Amended 2021 Credit Agreement [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt principal amount							$ 300,000,000
Line of credit			15,000,000
Debt amount, balance due			291,000,000
Delayed draw term loans			0				50,000,000
Amended 2021 Credit Agreement [Member] | Revolving Credit Facility [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Line of credit							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
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			263,564,000			$ 260,926,000
Amended 2021 Credit Agreement Due 2026
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due	[1]		291,000,000			291,750,000
Cost of Revenues [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Amortization expense			1,600,000	400,000
Current Portion of Long Term Debt [Member] | Revolving Credit Facility [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			15,000,000
Current Portion of Long Term Debt [Member] | Convertible Debentures Due 2024 [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			263,600,000
Current Portion of Long Term Debt [Member] | Amended 2021 Credit Agreement Due 2026
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			291,000,000
Current Portion of Long Term Debt [Member] | Convertible debentures [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Debt amount, balance due			263,600,000
Prepaid Expense [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized implementation costs			2,500,000			1,800,000
Other Assets [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized implementation costs			4,900,000			5,500,000
Internal-Use Software Development [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software costs			0			18,100,000
UK and Germany [Member]
Organization Business And Summary Of Significant Accounting Policies [Line Items]
Revenues			12,900,000	$ 12,600,000
Long-lived assets			$ 26,400,000			$ 27,000,000
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	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			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

[1] The Amended 2021 Credit Agreement matures on February 8, 2026, unless the Debentures are outstanding six months prior to the December 19, 2024 maturity date thereof, in which case the Amended 2021 Credit Agreement matures on June 19, 2024. As of March 31, 2024, the Company does not anticipate repaying the Convertible Debentures by June 19, 2024 and as such, the Term Loan debt of $291.0 million, the Convertible Debentures debt of $263.6 million and the Revolving Credit Loans debt of $15.0 million are included in the current portion of long-term debt.