Business Segments (Detail Textuals)	9 Months Ended
	Sep. 30, 2015 USD ($) Segment		Dec. 31, 2014 USD ($)
Segment Reporting Information [Line Items]
Total identifiable assets	$ 34,793,000	[1]	$ 35,245,000
Number of operating segments | Segment	2
Operating Segments | ATG
Segment Reporting Information [Line Items]
Total identifiable assets	$ 22,877,000		23,092,000
Operating Segments | CPG
Segment Reporting Information [Line Items]
Total identifiable assets	$ 11,916,000		$ 12,153,000

[1] (Unaudited)