Domestic and Foreign Revenues (Tables)

12 Months Ended

Dec. 31, 2022

Revenues [Abstract]

Significant Foreign Revenues from Operations

Significant foreign revenues from operations (10% or more of foreign sales) were as follows:

	Years Ended December 31,
	2022		2021
	(in thousands)
France	$	142	$	9
Romania		100		28
Spain		65		65
Japan		10		31
India		31		56
Norway		25		31
Canada		54		29
All other foreign countries		33		59
Total foreign revenues	$	460	$	308
Total domestic revenues	$	1,195	$	1,138

The Company allocates its foreign revenue based on the customer’s ship-to location.