Business Segments (Detail Textuals) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) Segment	Dec. 31, 2015 USD ($)
Segment Reporting Information [Line Items]
Total identifiable assets	$ 35,296	$ 34,374
Number of operating segments | Segment	2
Operating Segments | ATG
Segment Reporting Information [Line Items]
Total identifiable assets	$ 23,726	22,789
Operating Segments | CPG
Segment Reporting Information [Line Items]
Total identifiable assets	$ 11,570	$ 11,585