Note 8 - Debt (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule Of Outstanding Letters Of Credit [Table Text Block]

		L/C	Lease	Letters of Credit Amount Outstanding
Facility	Original L/C Issue Date	Expiration Date	Expiration Date	Dec. 31 2016		Dec. 31, 2015
Mt. Laurel, NJ	3/29/2010	3/31/2018	4/30/2021	$	125	$	250
Mansfield, MA	10/27/2010	11/08/2017	8/31/2021		50		100
				$	175	$	350