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ACCRUED WARRANTY - Additional Information (Detail) | 6 Months Ended
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Dec. 31, 2013
Product Warranties Disclosures [Abstract] |
Warranty period | 12 months

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- Definition Standard product warranty period. + References No definition available. + Details
Name: | ubnt_StandardProductWarrantyPeriod
Namespace Prefix: | ubnt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_ProductWarrantiesDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration