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Withholding Taxes And Penalties, Upheld

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Amount awarded to other party in judgment or settlement of litigation.

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The amount of cash paid for deposits on goods and services during the period; excludes time deposits and deposits with other institutions, which pertain to financial service entities.

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CONTINGENCIES - NARRATIVE (Details)	Oct. 01, 2021 USD ($)	Oct. 01, 2021 KRW (₩)	Sep. 15, 2021 USD ($)	Apr. 08, 2020 USD ($)	Apr. 08, 2020 KRW (₩)	Mar. 27, 2019 USD ($)	Mar. 27, 2019 KRW (₩)	Oct. 01, 2021 KRW (₩)	Sep. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)
Loss Contingencies [Line Items]
Deposits Assets, Noncurrent									$ 11,928,000	$ 12,571,000	$ 6,900,000
LGE
Loss Contingencies [Line Items]
Payments for Deposits				$ 5,000,000	₩ 5,916,845,454
Marquardt
Loss Contingencies [Line Items]
Accrued royalties										$ 500,000
Damages sought			$ 138,000
Samsung vs. Immersion \| Withholding taxes on royalty payments
Loss Contingencies [Line Items]
Litigation, amount awarded to other party						$ 6,900,000	₩ 7,841,324,165
Litigation, arbitration costs						$ 871,454
Samsung vs. Immersion \| Withholding taxes on royalty payments \| Subsequent Event
Loss Contingencies [Line Items]
Withholding taxes and penalties cancelled	$ 5,200,000	₩ 6,186,218,586
Withholding taxes and penalties upheld	$ 1,400,000							₩ 1,655,105,584