Geographic area information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Geographical area information [Abstract]
Net sales	$ 13,265	$ 17,190	$ 19,906	$ 22,270	$ 17,958	$ 17,856	$ 12,623	$ 9,702	$ 72,631	$ 58,139
Fixed assets, net	2,421				2,781				2,421	2,781
United States [Member]
Geographical area information [Abstract]
Net sales									58,060	44,034
International [Member]
Geographical area information [Abstract]
Net sales									$ 14,571	$ 14,105
Sales [Member] | Geographic Concentration Risk [Member] | International [Member]
Geographical area information [Abstract]
Concentration risk percentage									20.00%	24.00%
Sales [Member] | Geographic Concentration Risk [Member] | Europe [Member]
Geographical area information [Abstract]
Concentration risk percentage									64.00%	68.00%
Sales [Member] | Geographic Concentration Risk [Member] | Pacific Rim [Member]
Geographical area information [Abstract]
Concentration risk percentage									29.00%	28.00%
Sales [Member] | Geographic Concentration Risk [Member] | Canada [Member]
Geographical area information [Abstract]
Concentration risk percentage									4.00%	4.00%
Reportable Geographical Components [Member] | United States [Member]
Geographical area information [Abstract]
Net sales									$ 58,060	$ 44,034
Fixed assets, net	945				2,252				945	2,252
Reportable Geographical Components [Member] | International [Member]
Geographical area information [Abstract]
Net sales									14,571	14,105
Fixed assets, net	$ 1,476				$ 529				$ 1,476	$ 529