Additional Information to the Statements of Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2019

Additional Information to the Statements of Comprehensive Loss [Abstract]

Schedule of additional information on revenues

	Year ended December 31,
	2019		2018		2017
Revenues from lease	$	13,218	$	9,569	$	6,654
Revenues from sale		9,883		6,828		4,491
	$	23,101	$	16,397	$	11,145

Schedule of geographic information

	Year ended December 31,
	2019		%		2018		%		2017		%
U.S.	$	20,636		89	$	14,478		88	$	9,957		89
Europe		1,353		6		1,102		7		871		8
Israel		267		1		371		2		180		2
Other		845		4		446		3		137		1
	$	23,101		100	$	16,397		100	$	11,145		100

Schedule of future minimum lease payments to be received under non-cancellable operating leases

	Year ended December 31,
	2019		2018
Not later than one year	$	8,527	$	7,884
Later than one year and not later than five years		12,723		13,402
Later than five years		571		148
Total future minimum lease payments under non cancellable operating leases	$	21,821	$	21,434

Schedule of cost of revenues

	Year ended December 31,
	2019		2018		2017
Cost of revenues—lease	$	2,656	$	1,923	$	1,483
Cost of revenues—sales		2,473		1,666		1,112
	$	5,129	$	3,589	$	2,595

Schedule of research and development expenses, net

	Year ended December 31,
	2019			2018			2017
Salaries and related benefits	$	3,338		$	3,365		$	2,954
Subcontractors		2,620			2,241			1,584
Laboratory materials		687			491			453
Patents		334			198			134
Share-based payment		399			31			180
Travel		112			65			35
Depreciation		39			31			35
Other		604			658			362
Less—Government grants		(257	)		(924	)		(394	)
	$	7,876		$	6,156		$	5,343

Schedule of selling and marketing expenses

	Year ended December 31,
	2019		2018		2017
Salaries and related benefits	$	6,419	$	4,252	$	3,597
Agent commissions		221		215		138
Marketing		5,239		2,891		1,690
Travel		1,176		865		777
Share-based payment		214		122		129
	$	13,269	$	8,345	$	6,331

Schedule of general and administrative expenses

	Year ended December 31,
	2019		2018		2017
Salaries and related benefits	$	1,774	$	1,235	$	1,179
Professional fees and office expenses		1,770		1,176		1,002
Depreciation		81		30		20
Travel		222		127		64
Allowance for doubtful accounts		835		296		503
Share-based payment		621		557		719
	$	5,303	$	3,421	$	3,487

Schedule of finance income and expense

	Year ended December 31,
	2019		2018		2017
Finance income:
Interest-income revaluation of bank deposits	$	175	$	44	$	22
Revaluation of warrants		62		—		38
Exchange rate differences		—		—		73
	$	237	$	44	$	133
Finance expense:
Liability in respect of research and development grants	$	969	$	519	$	273
Interest expense and amortization of deferred costs- loan from bank		283		354		87
Bank commissions		108		41		47
Revaluation of warrants		—		28		—
Exchange rate differences		192		258		—
Interest expense of lease liability		115		—		—
	$	1,667	$	1,200	$	407