Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Summary of accrued expense liabilities

The following table summarizes information related to accrued expense liabilities:

	December 31, 2021		December 31, 2020
	(in thousands)
Accrued expenses	$	1,991	$	1,796
Accrued interest	68		199
Accrued payroll	1,456		1,253
Accrued vacation and sick pay	416		496
Accrued shipping expenses	2,868		433
Accrued professional services fees	642		481
Deferred rent liability	372		301
Total accrued expenses	$	7,813	$	4,959