This element represents the aggregate cost of investments accounted for under the equity security without readily determinable fair value.

No definition available.

+ Details

Name:	tigr_EquitySecuritiesWithoutReadilyDeterminableFairValueAggregateCost
Namespace Prefix:	tigr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of equity interest acquired and accounted for as equity security without readily determinable fair value.

+ References

No definition available.

+ Details

Name:	tigr_EquitySecuritiesWithoutReadilyDeterminableFairValuePercentageOfEquityInterestAcquired
Namespace Prefix:	tigr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=116654751&loc=SL75117539-209714

+ Details

Name:	us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=tigr_TibetGelonghuiInformationTechnologyCo.LtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=tigr_UnextGroupLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

LONG TERM INVESTMENTS -Equity securities without readily determinable fair value - (Details)	1 Months Ended
	Dec. 31, 2019 USD ($)	Oct. 31, 2017 CNY (¥)	Dec. 31, 2018 USD ($)	Oct. 31, 2017 USD ($)
Equity Securities without Readily Determinable Fair Value [Line Items]
Equity securities without readily determinable fair value	$ 2,036,413		$ 1,454,440
Tibet Gelonghui Information Technology Co., LTD ("Gelonghui")
Equity Securities without Readily Determinable Fair Value [Line Items]
Equity securities without readily determinable fair value	1,436,413		$ 1,454,440
Percentage of equity interest acquired		1.00%
Purchase consideration		¥ 10,000,000		$ 1,536,972
UNext Group Limited ("UNext")
Equity Securities without Readily Determinable Fair Value [Line Items]
Equity securities without readily determinable fair value	$ 600,000
Percentage of equity interest acquired	0.60%
Purchase consideration	$ 600,000