Carrying amount of assets sold under agreements to repurchase when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under repurchase agreements exceeds 10 percent of total assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(m)(1)(i))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 235
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(m)(1)(ii)(A)(i))
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SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment, net (Details) $ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021 HKD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 HKD ($)
PROPERTY AND EQUIPMENT, NET
Assets Sold under Agreements to Repurchase, Carrying Amount	$ 4,467,861	$ 572,832	$ 5,453,037
Computers and equipment
PROPERTY AND EQUIPMENT, NET
Residual rate (as a percent)	5.00%	5.00%
Computers and equipment \| Minimum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P3Y
Computers and equipment \| Maximum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P5Y
Furniture and fixtures
PROPERTY AND EQUIPMENT, NET
Residual rate (as a percent)	5.00%	5.00%
Furniture and fixtures \| Minimum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P3Y
Furniture and fixtures \| Maximum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P5Y
Office equipment
PROPERTY AND EQUIPMENT, NET
Residual rate (as a percent)	5.00%	5.00%
Office equipment \| Minimum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P3Y
Office equipment \| Maximum
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P5Y
Vehicle
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P5Y
Residual rate (as a percent)	5.00%	5.00%
Office building
PROPERTY AND EQUIPMENT, NET
Estimated useful lives	P30Y
Residual rate (as a percent)	5.00%	5.00%