GOODWILL AND OTHER INTANGIBLE ASSETS (Details 1) - USD ($)		6 Months Ended	12 Months Ended
		Jun. 30, 2017	Dec. 31, 2016
Other intangible assets:
Cost		$ 11,112,000	$ 8,597,000
Accumulated amortization		2,438,000	1,991,000
Net book value		$ 8,674,000	6,606,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		15 years
Customer relationships [Member]
Other intangible assets:
Cost	[1]	$ 6,827,000	5,143,000
Accumulated amortization	[1]	1,279,000	1,022,000
Net book value	[1]	$ 5,548,000	$ 4,121,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		15 years	9 years 3 months 18 days
Trademarks and trade names one [Member]
Other intangible assets:
Cost	[1]	$ 2,315,000	$ 1,507,000
Accumulated amortization	[1]	0	0
Net book value	[1]	$ 2,315,000	$ 1,507,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		14 years	14 years 6 months
Engineering drawings [Member]
Other intangible assets:
Cost		$ 330,000	$ 330,000
Accumulated amortization		161,000	148,000
Net book value		$ 169,000	$ 182,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		8 years 4 months 24 days	8 years 9 months 18 days
Non-compete agreements [Member]
Other intangible assets:
Cost	[1]	$ 235,000	$ 212,000
Accumulated amortization	[1]	187,000	150,000
Net book value	[1]	$ 48,000	$ 62,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		1 year 10 months 24 days	1 year 2 months 12 days
Patents [Member]
Other intangible assets:
Cost		$ 1,205,000	$ 1,205,000
Accumulated amortization		799,000	666,000
Net book value		$ 406,000	$ 539,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		7 years	6 years 1 month 6 days
Trademarks And Trade Names Two [Member]
Other intangible assets:
Cost	[2]	$ 200,000	$ 200,000
Accumulated amortization	[2]	12,000	5,000
Net book value	[2]	$ 188,000	$ 195,000

[1] A portion of these intangibles are maintained in a foreign currency, and are therefore subject to foreign exchange rate fluctuations.

[2] These were previously considered an indefinite lived intangible asset of Hy-Tech, however as the result of the testing for impairment the Company began amortizing these intangible assets over a 15 year useful life.