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Redeemable Non-controlling Interest - Summary of Redeemable Non-controlling Interest Activity (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2023 USD ($)
Redeemable Noncontrolling Interest [Line Items]
Reclassification of non-controlling interests	$ 443,757
Redemption of redeemable non-controlling interest	(1,552)
Net income attributable to redeemable non-controlling interests	5,691
Annual recurring compensation earned	(5,691)
Translation adjustment	3,244
Balance as of March 31, 2023	445,462
Adtran Networks [Member]
Redeemable Noncontrolling Interest [Line Items]
Stock option exercises	$ 13

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- Definition

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Redeemable Non-controlling Interest Annual Recurring Compensation Earned

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Redeemable noncontrolling interest stock option exercises.

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- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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As of the reporting date, the carrying amount of noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. The noncontrolling interest holder's ownership (or holders' ownership) may be in the form of common shares (regardless of class), limited partnership units (regardless of class), non-preferential membership interests, or any other form of common equity regardless of investee entity legal form.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Subparagraph (12)(c)
-Section S99
-Paragraph 3A
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Redemption value, as if currently redeemable, of redeemable noncontrolling interest classified as temporary equity and the election has been made to accrete changes in redemption value to the earliest redemption date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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