XML 53 R32.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Balance Sheet Components (Tables) | 12 Months Ended
--- | ---
Jun. 30, 2024
Balance Sheet Related Disclosures [Abstract] |
Schedule of Accounts, Notes, Loans and Financing Receivable | Accounts receivable, net
| June 30,
| 2024 |  | 2023
| (in thousands)
Accounts receivable | $ | 54,265 |  |  | $ | 62,426 |
Less: Allowance for price adjustments | (41,689) |  |  | (39,976) |
Less: Allowance for doubtful accounts | (30) |  |  | (30) |
Accounts receivable, net | $ | 12,546 |  |  | $ | 22,420 |
Schedule of Inventory, Current | Inventories
| June 30,
| 2024 |  | 2023
| (in thousands)
Raw materials | $ | 78,064 |  |  | $ | 86,620 |
Work in-process | 87,898 |  |  | 69,426 |
Finished goods | 29,788 |  |  | 27,201 |
| $ | 195,750 |  |  | $ | 183,247 |
Schedule of Other Current Assets | Other current assets
| June 30,
| 2024 |  | 2023
| (in thousands)
VAT receivable | $ | 304 |  |  | $ | 275 |
Other prepaid expenses | 1,822 |  |  | 3,863 |
Prepaid insurance | 4,623 |  |  | 4,162 |
Prepaid maintenance | 2,195 |  |  | 1,697 |
Prepayments to supplier | 1,301 |  |  | 10,689 |
Prepaid income tax | 819 |  |  | 707 |
Interest receivable | 383 |  |  | 135 |
Other receivables | 2,718 |  |  | 1,138 |
| $ | 14,165 |  |  | $ | 22,666 |
Property, Plant and Equipment | Depreciation is provided for on a straight-line basis over the estimated useful lives of the related assets as follows:
Building and building improvements |  | 20 years
Manufacturing machinery and equipment |  | 7 to 10 years
Equipment and tooling |  | 3 to 5 years
Computer hardware and software |  | 3 to 5 years
Office furniture and equipment |  | 3 to 5 years
Leasehold improvements |  | 2 to 15 years
Vehicle |  | 5 years
Property, plant and equipment, net
| June 30,
| 2024 |  | 2023
| (in thousands)
Land | $ | 4,877 |  |  | $ | 4,877 |
Building and building improvements | 71,266 |  |  | 26,478 |
Manufacturing machinery and equipment | 423,960 |  |  | 398,757 |
Equipment and tooling | 36,203 |  |  | 32,737 |
Computer equipment and software | 53,081 |  |  | 49,890 |
Office furniture and equipment | 3,193 |  |  | 3,087 |
Leasehold improvements | 41,671 |  |  | 38,787 |
| 634,251 |  |  | 554,613 |
Less: accumulated depreciation | (320,751) |  |  | (272,503) |
| 313,500 |  |  | 282,110 |
Equipment and construction in progress | 23,119 |  |  | 75,721 |
Property, plant and equipment, net | $ | 336,619 |  |  | $ | 357,831 |
Schedule of Other Assets, Noncurrent | Other long-term assets
| June 30,
| 2024 |  | 2023
| (in thousands)
Prepayments for property and equipment | $ | 620 |  |  | $ | 1,717 |
Investment in privately held companies | 100 |  |  | 100 |
Customs deposit | 652 |  |  | 931 |
Deposit with supplier | 22,117 |  |  | 12,290 |
Other long-term deposits | 37 |  |  | 37 |
Office leases deposits | 1,418 |  |  | 1,274 |
Other | 295 |  |  | 3,354 |
| $ | 25,239 |  |  | $ | 19,703 |
Schedule of Finite-Lived Intangible Assets | Intangible assets, net
| June 30,
| 2024 |  | 2023
| (in thousands)
Patents and technology rights | $ | 18,037 |  |  | $ | 18,037 |
Trade name | 268 |  |  | 268 |
Customer relationships | 1,150 |  |  | 1,150 |
| 19,455 |  |  | 19,455 |
Less: accumulated amortization | (16,208) |  |  | (12,959) |
| 3,247 |  |  | 6,496 |
Goodwill | 269 |  |  | 269 |
Intangible assets, net | $ | 3,516 |  |  | $ | 6,765 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | Estimated future minimum amortization expense of intangible assets is as follows (in thousands):
Year ending June 30, |
2025 | $ | 3,247 |
Schedule of Accrued Liabilities | Accrued liabilities
| June 30,
| 2024 |  | 2023
| (in thousands)
Accrued compensation and benefits | $ | 14,945 |  |  | $ | 15,627 |
Warranty accrual | 2,407 |  |  | 1,674 |
Stock rotation accrual | 4,660 |  |  | 5,588 |
Accrued professional fees | 3,198 |  |  | 2,458 |
Accrued inventory | 728 |  |  | 1,597 |
Accrued facilities related expenses | 2,137 |  |  | 2,327 |
Accrued property, plant and equipment | 6,986 |  |  | 6,402 |
Other accrued expenses | 3,822 |  |  | 4,401 |
Customer deposits | 32,182 |  |  | 38,082 |
ESPP payable | 1,306 |  |  | 1,377 |
| $ | 72,371 |  |  | $ | 79,533 |
Short-term customer deposits are payments received from customers for securing future product shipments. As of June 30, 2024, $9.0 million were from Customer A, $8.9 million were from Customer B, and $14.3 million were from other customers. As of June 30, 2023, $13.5 million were from Customer A, $9.2 million were from Customer B, and $15.4 million were from other customers.
Schedule of Product Warranty Liability | The activity in the warranty accrual, included in accrued liabilities is as follows:
| Year Ended June 30,
| 2024 |  | 2023 |  | 2022
| (in thousands)
Beginning balance | $ | 1,674 |  |  | $ | 2,650 |  |  | $ | 2,795 |
Addition | 1,186 |  |  | 3,666 |  |  | 1,127 |
Utilization | (453) |  |  | (4,642) |  |  | (1,272) |
Ending balance | $ | 2,407 |  |  | $ | 1,674 |  |  | $ | 2,650 |
Stock Rotation Accrual | The activity in the stock rotation accrual, included in accrued liabilities is as follows:
| Year Ended June 30,
| 2024 |  | 2023 |  | 2022
| (in thousands)
Beginning balance | $ | 5,588 |  |  | $ | 4,798 |  |  | $ | 3,917 |
Addition | 11,044 |  |  | 13,950 |  |  | 5,817 |
Utilization | (11,972) |  |  | (13,160) |  |  | (4,936) |
Ending balance | $ | 4,660 |  |  | $ | 5,588 |  |  | $ | 4,798 |
Schedule of Other Long-Term Liabilities | Other long-term liabilities
| June 30, |
| 2024 |  | 2023 |
| (in thousands) |
Customer deposits | $ | 19,661 |  |  | $ | 46,393 |  |
Computer software liabilities | — |  |  | 4,644 |  |
Other long-term liabilities | $ | 19,661 |  |  | $ | 51,037 |  |
Customer deposits are payments received from customers for securing future product shipments. As of June 30, 2024, $12.0 million were from Customer A, $2.0 million were from Customer B, and $5.7 million were from other customers. As of June 30, 2023, $21.0 million were from Customer A, $11.7 million were from Customer B and $13.7 million were from other customers.

X
- Definition Stock Rotation Accrual [Table Text Block] + References No definition available. + Details
Name: | aosl_StockRotationAccrualTableTextBlock
Namespace Prefix: | aosl_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of other noncurrent liabilities. + References No definition available. + Details
Name: | us-gaap_OtherNoncurrentLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-1 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483489/210-10-50-1 + Details
Name: | us-gaap_ScheduleOfInventoryCurrentTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of noncurrent assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ScheduleOfOtherAssetsNoncurrentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
Name: | us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
Name: | us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration