Accounting policies (Details)	12 Months Ended
Accounting policies (Details)	Dec. 31, 2023	Dec. 31, 2022	Jan. 31, 2017
Value Exchange International, Inc. [Member]
Business acquisition, name of acquired entity	Value Exchange International, Inc.
Place of incorporation	USA
Value Exchange Int'l (China) Limited [Member]
Place of incorporation	Hong Kong
Value Exchange Int'l (China) Limited [Member] \| HONG KONG
Business acquisition, name of acquired entity	Value Exchange Int’l (China) Limited
Noncontrolling interest, ownership percentage by parent	100.00%	100.00%
Value Exchange Int'l (Shanghai) Limited [Member]
Place of incorporation	PRC
Value Exchange Int'l (Shanghai) Limited [Member] \| CHINA
Business acquisition, name of acquired entity	Value Exchange Int’l (Shanghai) Limited
Noncontrolling interest, ownership percentage by parent	100.00%	100.00%
Value Exchange Int'l (Hong Kong) Limited [Member]
Place of incorporation	Hong Kong
Value Exchange Int'l (Hong Kong) Limited [Member] \| HONG KONG
Business acquisition, name of acquired entity	Value Exchange Int’l (Hong Kong) Limited
Noncontrolling interest, ownership percentage by parent	100.00%	100.00%
TapServices, Inc. [Member]
Place of incorporation	Philippines
Noncontrolling interest, ownership percentage by parent			100.00%
TapServices, Inc. [Member] \| PHILIPPINES
Business acquisition, name of acquired entity	TapServices, Inc.
Noncontrolling interest, ownership percentage by parent	100.00%	100.00%
Value Exchange Int'l (Hunan) Limited [Member]
Place of incorporation	PRC
Value Exchange Int'l (Hunan) Limited [Member] \| CHINA
Business acquisition, name of acquired entity	Value Exchange Int’l (Hunan) Limited
Noncontrolling interest, ownership percentage by parent	51.00%	51.00%
Shanghai Zhaonan Hengan Information Technology Co., Ltd. [Member]
Place of incorporation	PRC
Shanghai Zhaonan Hengan Information Technology Co., Ltd. [Member] \| CHINA
Business acquisition, name of acquired entity	Shanghai Zhaonan Hengan Information
Noncontrolling interest, ownership percentage by parent	51.00%	51.00%
Smart Reward Express Limited [Member]
Business acquisition, name of acquired entity	Hong Kong
Smart Reward Express Limited [Member] \| HONG KONG
Business acquisition, name of acquired entity	Smart Reward Express Limited
Noncontrolling interest, ownership percentage by parent	50.00%	50.00%
Haomeng Technology (Shenzhen) Co., Limited [Member]
Place of incorporation	PRC
Haomeng Technology (Shenzhen) Co., Limited [Member] \| CHINA
Business acquisition, name of acquired entity	Haomeng Technology (Shenzhen) Co.,
Noncontrolling interest, ownership percentage by parent	100.00%	100.00%

Value Exchange International, Inc. 10-K