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GOODWILL AND INTANGIBLE ASSETS - Acquired Technology - Additional Information (Details) € in Millions |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 28, 2023 USD ($) Board_member | Jun. 28, 2016 USD ($) Patent | Jun. 28, 2016 EUR (€) Patent | Oct. 31, 2025 USD ($) Board_member | Jun. 30, 2026 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2026 USD ($) | Jun. 30, 2025 USD ($) | Dec. 31, 2031 USD ($) | Dec. 31, 2030 USD ($) | Dec. 31, 2029 USD ($) | Dec. 31, 2028 USD ($) | Dec. 31, 2027 USD ($) | Dec. 31, 2026 USD ($) | Jan. 31, 2026 USD ($) | Nov. 30, 2025 USD ($) | Apr. 30, 2023 USD ($)
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of intangibles |  |  |  |  |  |  | $ 11,307,000 | $ 9,093,000 |  |  |  |  |  |  |  |  |
Future amortization expense, 2026 |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6,100,000 |  |  |
Future amortization expense, 2027 |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,200,000 |  |  |  |
Future amortization expense, 2028 |  |  |  |  |  |  |  |  |  |  |  | $ 12,200,000 |  |  |  |  |
Future amortization expense, 2029 |  |  |  |  |  |  |  |  |  |  | $ 12,100,000 |  |  |  |  |  |
Future amortization expense, 2030 |  |  |  |  |  |  |  |  |  | $ 12,100,000 |  |  |  |  |  |  |
Future amortization expense, thereafter |  |  |  |  |  |  |  |  | $ 41,500,000 |  |  |  |  |  |  |  |
Merck KGaA [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid for OLED patents |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,000,000 |
Patent Technology [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of intangibles |  |  |  |  | $ 5,400,000 | $ 4,200,000 | $ 10,600,000 | $ 8,400,000 |  |  |  |  |  |  |  |  |
Patents [Member] | BASF [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents acquired (more than) | Patent |  | 500 | 500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assigned value of acquired intangible assets |  | $ 95,800,000 | € 86.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid for OLED patents |  | $ 217,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
OLED patents useful life |  | 10 years |  |  | 10 years |  | 10 years |  |  |  |  |  |  |  |  |  |
Acquisition costs |  | $ 95,800,000 | € 86.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents [Member] | Merck KGaA [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents acquired (more than) | Board_member | 550 |  |  | 300 |  |  |  |  |  |  |  |  |  |  |  |  |
Assigned value of acquired intangible assets | $ 66,000,000 |  |  | $ 50,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid for OLED patents |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 50,000,000 |  | $ 66,000,000
OLED patents useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 years |  | 10 years

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