XML 60 R49.htm IDEA: XBRL DOCUMENT v3.8.0.1

Segment and Geographic Information - Revenue by Location and Product Type (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 102,902	$ 93,281	$ 311,656	$ 285,330
Power discrete
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	83,982	70,794	252,754	212,044
Power IC
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	15,685	19,309	49,540	64,166
Packaging and testing services
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	3,235	3,178	9,362	9,120
Hong Kong
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	84,632	75,785	252,302	236,873
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	15,849	15,334	52,122	42,159
South Korea
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	243	294	831	1,053
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	1,358	1,075	4,050	2,767
Other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 820	$ 793	$ 2,351	$ 2,478

X

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

Name:	us-gaap_SalesRevenueGoodsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ProductOrServiceAxis=aosl_PowerDiscreteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=aosl_PowerIcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=aosl_PackagingAndTestingServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_HK
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_CN
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_KR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=aosl_OtherCountriesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: