XML 32 R23.htm IDEA: XBRL DOCUMENT
v3.25.2

Redeemable Non-controlling Interest | 6 Months Ended
--- | ---
Jun. 30, 2025
Redeemable Noncontrolling Interest, Equity, Carrying Amount [Abstract] |
Redeemable Non-controlling Interest | 13. REDEEMABLE NON-CONTROLLING INTEREST As of June 30, 2025, the non-controlling Adtran Networks stockholders’ equity ownership percentage in Adtran Networks was approximately 31.4%. The following table summarizes the redeemable non-controlling interest activity for the six months ended June 30, 2025 and for the year ended December 31, 2024:
|  | Six Months Ended |  |  | For the Year Ended |  |
(In thousands) |  | June 30, 2025 |  |  | December 31, 2024 |  |
Balance at beginning of period |  | $ | 422,943 |  |  | $ | 443,327 |  |
Redemption of redeemable non-controlling interest |  |  | (20,854 | ) |  |  | (20,384 | ) |
Net income attributable to redeemable non-controlling interests |  |  | 4,592 |  |  |  | 9,824 |  |
Annual recurring compensation earned |  |  | (4,592 | ) |  |  | (9,824 | ) |
Balance at end of period |  | $ | 402,089 |  |  | $ | 422,943 |  |
Annual Recurring Compensation payable on untendered outstanding shares under the DPLTA must be recognized as it is accrued. For the three and six months ended June 30, 2025, we have accrued $2.4 million and $4.8 million, respectively, and for the year ended December 31, 2024, the Company accrued $9.8 million, representing the portion of the annual recurring cash compensation to the non-controlling shareholders during such periods. The 2024 Annual Recurring Compensation was paid on July 1, 2025, after the ordinary general shareholders' meeting of Adtran Networks on June 27, 2025. The 2025 Annual Recurring Compensation accrual will be paid after the ordinary general shareholders' meeting of Adtran Networks in 2026.

X
- Definition Redeemable Noncontrolling Interest [TextBlock] + References No definition available. + Details
Name: | adtn_RedeemableNoncontrollingInterestTextblock
Namespace Prefix: | adtn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration