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Withholding Taxes And Penalties, Upheld

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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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.

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Amount of damages awarded to the plaintiff in the legal matter.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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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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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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CONTINGENCIES (Details)								1 Months Ended		3 Months Ended	6 Months Ended
CONTINGENCIES (Details)	Oct. 01, 2021 KRW (₩)	Oct. 01, 2021 USD ($)	Sep. 15, 2021 USD ($)	Apr. 08, 2020 KRW (₩)	Apr. 08, 2020 USD ($)	Mar. 27, 2019 KRW (₩)	Mar. 27, 2019 USD ($)	Mar. 31, 2022 KRW (₩)	Mar. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2022 KRW (₩)	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Oct. 01, 2021 USD ($)	Sep. 30, 2021 USD ($)
LGE
Loss Contingencies [Line Items]
Asset impairment charges										$ 800,000
Long-term deposits				₩ 5,916,845,454	$ 5,000,000
Marquardt
Loss Contingencies [Line Items]
Accrued Royalties															$ 500,000
Loss Contingency, Damages Sought, Value			$ 138,000
Samsung
Loss Contingencies [Line Items]
Asset impairment charges									$ 1,300,000	$ 1,400,000
Reimbursed penalties								₩ 6,088,855,388	$ 5,000,000
Unrecognized tax benefits, income tax penalties accrued													$ 100,000
Samsung \| Pending Litigation
Loss Contingencies [Line Items]
Reimbursed penalties											₩ 608,885,000	$ 500,000
Samsung \| Withholding taxes on royalty payments
Loss Contingencies [Line Items]
Withholding Taxes and Penalties Cancelled	₩ 6,186,218,586	$ 5,200,000
Withholding Taxes And Penalties, Upheld	₩ 1,655,105,584													$ 1,400,000
Loss contingency, estimate of possible loss						₩ 7,841,324,165	$ 6,900,000
Litigation settlement							$ 871,454