Segment and geographic information (Tables)

12 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Schedule of long-lived assets, net of accumulated depreciation and amortization

Long-lived assets include property and equipment, net of accumulated depreciation and amortization and is summarized as follows (in thousands):

	As of December 31,
Long-lived assets, net of accumulated depreciation and amortization	2021		2020
	(in thousands)
Ukraine	$	2,267	$	1,340
Russia	1,920		1,023
United States	715		712
Serbia	433		492
Poland	313		528
Other	521		—
Total	$	6,169	$	4,095