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INCOME TAXES - Tax Carryforwards (Details) $ in Thousands | Dec. 31, 2020 USD ($)
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Domestic |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 388
Domestic | Capital Loss Carryforward |
Operating Loss Carryforwards [Line Items] |
Tax credits | 12,809
Domestic | Research and Devolopment |
Operating Loss Carryforwards [Line Items] |
Tax credits | 4,467
Domestic | Research and Devolopment | Texas |
Operating Loss Carryforwards [Line Items] |
Tax credits | 3,700
Domestic | Research and Devolopment | LOUISIANA |
Operating Loss Carryforwards [Line Items] |
Tax credits | 239
Domestic | Foreign Tax Credit |
Operating Loss Carryforwards [Line Items] |
Tax credits | 64
Foreign |
Operating Loss Carryforwards [Line Items] |
Net operating loss | 414
Foreign | Capital Loss Carryforward |
Operating Loss Carryforwards [Line Items] |
Tax credits | $ 4

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