XML 56 R45.htm IDEA: XBRL DOCUMENT
v3.25.4

Debt (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Debt Disclosure [Abstract] |
Schedule of Components of Debt | The following table sets forth the components of debt as of December 31, 2025 and 2024:
|  | December 31, |
|  | 2025 |  |  | 2024 |
|  | Principal Outstanding |  |  | Unamortized Discount and Issuance Cost |  |  | Carrying Amount |  |  | Principal Outstanding |  |  | Unamortized Discount and Issuance Cost |  |  | Carrying Amount |
2027 Notes |  | $ | 130,000 |  |  | $ | (1,752 | ) |  | $ | 128,248 |  |  | $ | 160,000 |  |  | $ | (3,262 | ) |  | $ | 156,738 |
2029 Notes |  |  | 218,500 |  |  |  | (7,223 | ) |  |  | 211,277 |  |  |  | 218,500 |  |  |  | (8,857 | ) |  |  | 209,643 |
CIBC loan, due 2026 |  |  | 1,129 |  |  |  | (3 | ) |  |  | 1,126 |  |  |  | 2,368 |  |  |  | (2 | ) |  |  | 2,366 |
Total term loans |  |  | 349,629 |  |  |  | (8,978 | ) |  |  | 340,651 |  |  |  | 380,868 |  |  |  | (12,121 | ) |  |  | 368,747 |
Revolving line of credit |  |  | 12,762 |  |  |  | (12 | ) |  |  | 12,750 |  |  |  | 12,583 |  |  |  | (13 | ) |  |  | 12,570 |
Total debt |  | $ | 362,391 |  |  | $ | (8,990 | ) |  | $ | 353,401 |  |  | $ | 393,451 |  |  | $ | (12,134 | ) |  | $ | 381,317 |
The outstanding debt as of December 31, 2025 and 2024 is classified in the consolidated balance sheets as follows:
|  | December 31, |
|  | 2025 |  |  | 2024 |
Current liabilities – Current debt obligations |  | $ | 13,567 |  |  | $ | 12,220 |
Noncurrent liabilities – Long-term debt net of current maturities |  |  | 339,834 |  |  |  | 369,097 |
Total debt |  | $ | 353,401 |  |  | $ | 381,317 |
Schedule of Components of Interest Expense | The table below sets forth the components of interest expense for the years ended December 31, 2025, 2024 and 2023:
|  | Year Ended December 31, |
|  | 2025 |  |  | 2024 |  |  | 2023 |
Interest expense on the 2027 Notes |  |  |  |  |  |  |  |  |
Stated interest at 4.50% per annum |  | $ | 6,591 |  |  | $ | 7,220 |  |  | $ | 7,200 |
Amortization of discount and issuance cost |  |  | 1,050 |  |  |  | 1,026 |  |  |  | 970 |
Total interest expense related to the 2027 Notes |  |  | 7,641 |  |  |  | 8,246 |  |  |  | 8,170 |
Interest expense on the 2029 Notes |  |  |  |  |  |  |  |  |
Stated interest at 3.50% per annum |  |  | 7,648 |  |  |  | 524 |  |  |  | — |
Amortization of discount and issuance cost |  |  | 1,634 |  |  |  | 109 |  |  |  | — |
Total interest expense related to the 2029 Notes |  |  | 9,282 |  |  |  | 633 |  |  |  | — |
Interest expense on other debt obligations: |  |  |  |  |  |  |  |  |
Contractual interest |  |  | 669 |  |  |  | 342 |  |  |  | 455 |
Amortization of discount and issuance cost |  |  | 50 |  |  |  | 37 |  |  |  | 25 |
Total interest expense related to other debt obligations |  |  | 719 |  |  |  | 379 |  |  |  | 480 |
Total interest expense |  | $ | 17,642 |  |  | $ | 9,258 |  |  | $ | 8,650 |
Schedule of Maturities of Long-term Debt | The future maturities of the debt obligations are as follows:
2026 |  | $ | 13,891 |
2027 |  |  | 130,000 |
2028 |  |  | — |
2029 |  |  | 218,500 |
2030 |  |  | — |
Total |  | $ | 362,391 |

X
- Definition Schedule Of Interest Expense On Debt [Table Text Block] + References No definition available. + Details
Name: | indi_ScheduleOfInterestExpenseOnDebtTableTextBlock
Namespace Prefix: | indi_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
Name: | us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration