Note 8 - Debt (Tables)

3 Months Ended

Mar. 31, 2019

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	March 31, 201 9		December 31, 201 8
Mt. Laurel, NJ	3/29/2010	3/31/2020	4/30/2021	$	125	$	125
Mansfield, MA	10/27/2010	11/08/2019	8/23/2021		50		50
				$	175	$	175