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Property, Plant and Equipment - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total cost	$ 264,215	$ 171,798
Less—accumulated depreciation	(87,435)	(72,045)
Total property, plant and equipment, net	176,780	99,753
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total cost	$ 17,204	16,494
Property and equipment, useful life	5 years
Computer and office equipment
Property, Plant and Equipment [Line Items]
Total cost	$ 16,215	14,160
Telecommunications equipment
Property, Plant and Equipment [Line Items]
Total cost	$ 79,925	80,251
Telecommunications equipment | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	7 years
Telecommunications equipment | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total cost	$ 79,683	6,410
Leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	20 years
Leasehold improvements | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Software
Property, Plant and Equipment [Line Items]
Total cost	$ 10,822	7,051
Property and equipment, useful life	3 years
Internal-use software development
Property, Plant and Equipment [Line Items]
Total cost	$ 31,139	23,677
Property and equipment, useful life	4 years
Automobile
Property, Plant and Equipment [Line Items]
Total cost	$ 526	665
Property and equipment, useful life	3 years
Land
Property, Plant and Equipment [Line Items]
Total cost	$ 27,636	23,090
Land Improvements
Property, Plant and Equipment [Line Items]
Total cost	$ 1,065	$ 0
Property and equipment, useful life	20 years
Computer hardware and software | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	10 years
Computer hardware and software | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	2 years

X

- Definition

Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (a)
-SubTopic 20
-Topic 842
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-SubTopic 20
-Topic 842
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

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- Definition

Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
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-Topic 842
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

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- Definition

Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(18))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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-Topic 842
-Publisher FASB
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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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