Note 9 - Debt (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule Of Outstanding Letters Of Credit [Table Text Block]

				Letters of Credit Amount Outstanding
	Original L/C Issue Date	L/C Expiration Date	Lease Expiration Date	June 30, 2021		December 31, 2020
Mt. Laurel, NJ	3/29/2010	4/30/2022	4/30/2031	$	50	$	90
Mansfield, MA	10/27/2010	12/31/2024	12/31/2024		50		50
				$	100	$	140