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EQUITY AND CASH COMPENSATION UNDER THE PPG AGREEMENTS (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Long-term Purchase Commitment [Line Items] |  |
Percent Of Services Payable In Cash Or Shares | 50.00% |
Issuance of common stock in connection with materials and license agreements (in shares) | 0 | 0
New OLED Materials Agreement and OLED Materials Agreement [Member] |  |
Long-term Purchase Commitment [Line Items] |  |
Minimum average closing price of common stock (in dollars per share) | $ 20.00 |
Charges to expense for cash portion of reimbursement of expenses | $ 0.9 | $ 1.6

X
- Definition Charges to expense for the cash portion of the reimbursement of expenses and work performed, excluding amounts paid for commercial chemicals. + References No definition available. + Details
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Period Type: | duration

X
- Definition Number of new stock issued during the period in connection with materials and license agreements. + References No definition available. + Details
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X
- Definition Long-Term Purchase Commitment, Percent Of Services Payable In Cash Or Shares + References No definition available. + Details
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Period Type: | instant

X
- Definition The minimum average closing price of the Company's common stock during a specified number of days prior to the end of each calendar half-year period ending on March 31 and September 30. If the average closing price is less than this amount, the Company is required to compensate PPG Industries in cash. + References No definition available. + Details
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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
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X
- Details
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