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Taxation (Details) - USD ($) $ in Thousands		12 Months Ended
	Jan. 01, 2008	Dec. 31, 2023	Dec. 31, 2020	Dec. 31, 2022	Dec. 31, 2021
Taxation [Line Items]
Unified corporate income tax rate	25.00%
Preferential tax rate	15.00%	15.00%
Preferential tax rate extension period	3 years	3 years
Net operating loss carryforwards (in Dollars)		$ 129,654		$ 134,896	$ 100,986
Minimum [Member]
Taxation [Line Items]
Statutory income tax rate		15.00%
Carry-over period		5 years
Maximum [Member]
Taxation [Line Items]
Statutory income tax rate		25.00%
Carry-over period		10 years
Hong Kong [Memner]
Taxation [Line Items]
Statutory income tax rate		16.50%
Shenzhen Ucloudlink Technology Limited [Member]
Taxation [Line Items]
Preferential tax rate		15.00%	15.00%
Preferential tax rate extension period			3 years

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Percentage of corporate income tax rate.

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Percentage of preferential income tax rate.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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-Name Accounting Standards Codification
-Section S99
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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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