Short-term investments - Additional Information (Details) - USD ($)	1 Months Ended	3 Months Ended	12 Months Ended
	Jun. 30, 2021	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Oct. 28, 2022
Short-Term Debt [Line Items]
Debt Instrument Interest Rate Stated Percentage					7.00%
Stock issued for warrants exercised, shares	5,956,544
Stock issued for warrants exercised	$ 8,500,000			$ 10,247,124
Common stock, par value			$ 0.001	$ 0.001
Debt instrument principal amount			$ 475,775
Debt instrument amount funded for transaction			1,666,667
Part of transaction purchased, amount			3,333,333
Short-term investments - debt securities (Note 8)				$ 2,027,178
Unrealized loss on debt securities				407,992
Realized gain (loss) on convertible debt securities			$ 287,778
Amount of loans receivables acquired				18.2
Cost associated with acquisition of receivables loan				15,500,000
Proceeds from sale of own shares				32,600,000
Provision for investor				11,300,000
Gain recognized on loan transaction				$ 5,700,000
Short-term Investments
Short-Term Debt [Line Items]
Converted common stock			1,449,866	1,449,866
Sale of stock, price per share				$ 0.372
Convertible notes, conversion price			$ 0.6534	$ 0.6534
Short-term investments - debt securities (Note 8)				$ 539,351
Unrealized loss on debt securities				408,000
Remaining Convertible debt with Accrued Interest income			$ 947,342
Convertible Debt Securities [Member]
Short-Term Debt [Line Items]
Accrued interest income			17,753	179,101
Convertible note			$ 844,882	4,231,758
Convertible Debt Securities [Member] | Short-term Investments
Short-Term Debt [Line Items]
Accrued interest income				131,758
Common stock, par value			$ 0.25
Convertible note				$ 4,100,000
Converted common stock				3,863,200
Marketable securities shares sold		4,895,894		1,064,935
Marketable securities remaining shares				4,895,894
Realized gain (loss) on convertible debt securities			$ (395,000)
Remaining Convertible debt with Accrued Interest income			965,800
Realized gain (loss) on securities			$ 45,000
Convertible Debt Securities [Member] | Short-term Investments | Remaining Borqs Convertible Note Plus Accrued Interest
Short-Term Debt [Line Items]
Converted common stock			3,863,200
Realized gain (loss) on convertible debt securities			$ 287,778
Convertible Debt Securities [Member] | Short-term Investments | Borqs Convertible Note Plus Accrued Interest [Member]
Short-Term Debt [Line Items]
Converted common stock				5,960,829
LMF Acquisition Opportunities Inc [Member]
Short-Term Debt [Line Items]
Debt Instrument Interest Rate Stated Percentage			8.00%
Stock issued for warrants exercised, shares			2,922,078
Debt instrument principal amount			$ 5,000,000
Senior notes			$ 20,000,000
Debt instrument maturity month and year			2023-02
Debt instrument discount rate percentage			10.00%
Debt instrument warrant coverage rate			90.00%
Debt instrument convertible conversion price rate			110.00%