TAXATION - Movement of Valuation Allowance (Details) - HKD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Movement of Valuation Allowance
Balance at beginning of the year	$ 23,249	$ 13,514	$ 9,050
Additions	30,188	9,735	4,464
Reversals	(16)
Balance at end of the year	$ 53,421	$ 23,249	$ 13,514

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of valuation allowance, deferred tax asset, additions.

+ References

No definition available.

+ Details

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- Definition

Amount of valuation allowance, deferred tax asset, reversals.

+ References

No definition available.

+ Details

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

+ Details

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