XML 52 R38.htm IDEA: XBRL DOCUMENT
v3.25.3

Debt (Tables) | 3 Months Ended
--- | ---
Sep. 27, 2025
Debt Disclosure [Abstract] |
Schedule of Carrying Amounts of the Liability and Equity Components of Convertible Debt | As of September 27, 2025 and June 28, 2025, the Company’s debt on the Consolidated Balance Sheets represented the carrying amount of the Senior Convertible and Senior Notes, net of unamortized debt discount and issuance costs, as follows (in millions):
| September 27, 2025 |  | June 28, 2025
Principal amount of 1.625% Senior Convertible Notes | $ | 152.5 |  |  | $ | 250.0 |
Unamortized 1.625% Senior Convertible Notes debt discount | (1.2) |  |  | (3.3) |
Unamortized 1.625% Senior Convertible Notes debt issuance cost | (0.2) |  |  | (0.5) |
Short-term debt | $ | 151.1 |  |  | $ | 246.2 |
Principal amount of 0.625% Senior Convertible Notes | $ | 250.0 |  |  | $ | — |
Unamortized 0.625% Senior Convertible Notes debt issuance cost | (6.0) |  |  | — |
Principal amount of 3.75% Senior Notes | 400.0 |  |  | 400.0 |
Unamortized 3.75% Senior Notes debt issuance cost | (3.5) |  |  | (3.7) |
Long-term debt | $ | 640.5 |  |  | $ | 396.3 |
Summary of Effective Interest Rate and the Interest Expense for the Contractual Interest and the Accretion of Debt Discount | The following table presents the interest expense for contractual interest, amortization of debt issuance cost, accretion of debt discount and other (in millions):
| Three Months Ended |  |
| September 27, 2025 |  | September 28, 2024 |  |  |  |
Interest expense-contractual interest | $ | 4.8 |  |  | $ | 4.8 |  |  |  |  |
Amortization of debt issuance cost | 0.7 |  |  | 0.6 |  |  |  |  |
Accretion of debt discount | 1.0 |  |  | 1.2 |  |  |  |  |
Other | 0.9 |  |  | 0.9 |  |  |  |  |
Total interest expense | $ | 7.4 |  |  | $ | 7.5 |  |  |  |  |

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 the details of the interest expense, discount accretion and effective interest rate related to convertible notes of the entity. + References No definition available. + Details
Name: | viav_ScheduleOfConvertibleNoteInterestTableTextBlock
Namespace Prefix: | viav_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the debt and equity components of convertible debt instruments. + References No definition available. + Details
Name: | viav_ScheduleOfLiabilityAndEquityComponentsOfConvertibleDebtTableTextBlock
Namespace Prefix: | viav_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration