Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2021

Trade And Other Receivables [Abstract]

Schedule of Accounts Receivable and Lease Receivable Less Expected Credit Loss

The following table presents the accounts receivable and lease receivable less the expected credit loss (in USD thousands):

	December 31, 2021			December 31, 2020
Accounts receivable	$	7,060		$	8,877
Accrued contract revenue		657			—
Lease receivable		237			150
Allowance for expected credit losses		(1,676	)		(2,664	)
Net accounts receivable	$	6,278		$	6,363

Schedule of Movement in Allowance for Expected Credit Losses in Accounts Receivable

The movement in the allowance for expected credit losses in accounts receivable is presented below (in USD thousands):

	2021			2020
As of January 1	$	2,664		$	1,831
Increase		1,273			1,069
Reversals		(1,612	)		(379	)
Write-off		(572	)		(16	)
Currency translation differences		(77	)		159
As of December 31	$	1,676		$	2,664