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Disposal of Subsidiaries - Summary of Net Cash Inflow on Disposal of Susbsidiaries (Detail) - 12 months ended Dec. 31, 2020 - SPL Cayman Holdings Limited [member] $ in Thousands, $ in Thousands	TWD ($)	USD ($)
Disclosure Of Net Cash Inflow On Disposal Of Subsidiaries [Line Items]
Consideration received in cash and cash equivalents	$ 4,078,844	$ 145,258
Less: Cash and cash equivalent balances disposed of	(200,347)	(7,135)
Other receivables (the outstanding receivables of consideration, net of relevant expenditure)	(161,458)	(5,750)
Net cash inflow on disposals of subsidiaries	$ 3,717,039	$ 132,373

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- Definition

Disclosure of net cash inflow on disposal of subsidiaries.

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Net cash inflow arising from disposal of subsidiary.

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- Definition

Other receivables the outstanding receivables of consideration after deduction of relevant expenditure.

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- Definition

The amount of cash and cash equivalents in subsidiaries or other businesses over which control is obtained or lost. [Refer: Subsidiaries [member]; Cash and cash equivalents]

+ References

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- Definition

The amount of consideration paid or received in respect of both obtaining and losing control of subsidiaries or other businesses. [Refer: Subsidiaries [member]]

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