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COMMITMENTS AND CONTINGENCIES (Details) - Commitment With Executive Officers [Member] | Dec. 31, 2015 executive_officer multiple
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Loss Contingencies [Line Items] |
Number of executive officers under agreement | executive_officer | 6
Multiple of sum of average annual base salary and bonus agreement terms | multiple | 2

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- Definition The multiple of the sum of the average annual base salary and bonus of the officer, which comprises the lump-sum cash payment to which each executive is entitled, under the agreement. + References No definition available. + Details
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Namespace Prefix: | oled_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition The number of executive officers under agreement. + References No definition available. + Details
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Namespace Prefix: | oled_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- 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_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=oled_CommitmentWithExecutiveOfficersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |