Inventories (Tables)

12 Months Ended

Dec. 31, 2020

Inventories [Abstract]

Schedule of Inventories

	December 31,
	2020		2019
	U.S. Dollars (in thousands)
Components		19,630		13,822
Work in process		10,123		6,019
Finished products *		14,399		6,753
		44,152		26,594

* includes systems at customer locations not yet sold, as of December 31, 2020 and 2019, in the amount of $10,613 and $3,498 respectively.

Balance Sheet Presentation of Inventories

Inventories are presented in:

	December 31,
	2020		2019
	U.S. Dollars (in thousands)
Current assets		39,736		23,803
Long-term assets (A)		4,416		2,791
		44,152		26,594