Note 7 - Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

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 2014		Dec. 31, 2013
Mt. Laurel, NJ	3/29/2010	3/31/2015	4/30/2021	$	250	$	250
Mansfield, MA	10/27/2010	11/08/2015	8/23/2021		100		200
				$	350	$	450