Accrued expenses and other current liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Schedule of accrued expenses and other current liabilities

The following summarizes the balances of accrued expenses and other current liabilities:

	Years Ended December 31,
$ in thousands	2021		2020
Payroll and other employee benefits	$	862	$	155
Professional fees		1,379		108
Research and development costs		1,895		—
Operating lease liabilities, current portion		2,240		209
Other accrued expenses		598		53
Total accrued expenses and other current liabilities	$	6,974	$	525