DEFERRED REVENUE (Details) ₫ in Millions	12 Months Ended
Dec. 31, 2023 VND (₫)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 VND (₫)	Dec. 31, 2021 VND (₫)	Dec. 31, 2023 USD ($)
Deferred revenue
Beginning balance of the year	₫ 606,843	$ 25,427,093	₫ 43,283	₫ 9,087
Additions	1,510,879	63,306,755	615,265	122,035
Revenue recognized	(134,042)	(5,616,442)	(51,705)	(87,839)
Ending balance of the year	1,983,680	83,117,406	606,843	43,283
Short-term	173,582		107,448	17,338	$ 7,273,192
Long-term	1,810,098		₫ 499,395	₫ 25,945	$ 75,844,214
Revenue recognized during the year	84,500	3,500,000
Revenue expects to be recognized in next 12 months	₫ 173,600	$ 7,300,000

Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479432/944-30-50-2B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 40
-Name Accounting Standards Codification
-Section 65
-Paragraph 2
-Subparagraph (g)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480016/944-40-65-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 25
-Paragraph 2
-SubTopic 10
-Topic 470
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481174/470-10-25-2

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Amount of increase in deferred income not accounted for under Topic 606.

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Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 25
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-SubTopic 10
-Topic 470
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481174/470-10-25-2

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Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as noncurrent.

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Amount of revenue recognized previously reported as deferred income not accounted for under Topic 606.

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Amount of revenue expected to be recognized in the next 12 months.

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Amount of revenue recognized during the period, from deferred revenue balance at the beginning of the period.

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