Other Current Liabilities (Tables)

9 Months Ended

Sep. 30, 2021

Other Current Liabilities [Abstract]

Schedule of Other Current Liabilities

Other current liabilities consist of (in thousands):

	September 30,		December 31,
	2021		2020
Operating lease liability	$	152	$	345
Due to affiliate		106		98
Accrued professional fees		1,850		1,287
Pension and other post-retirement liabilities		83		82
Accrued liabilities		343		190
	$	2,534	$	2,002