GOODWILL AND OTHER INTANGIBLE ASSETS (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Other intangible assets:
Cost	$ 5,864,000	$ 5,664,000
Accumulated amortization	4,012,000	3,714,000
Net book value	1,852,000	1,950,000
Customer Relationships [Member]
Other intangible assets:
Cost	5,070,000	5,070,000
Accumulated amortization	3,825,000	3,581,000
Net book value	1,245,000	1,489,000
Trademarks [Member]
Other intangible assets:
Cost	199,000	199,000
Accumulated amortization	0	0
Net book value	199,000	199,000
Drawings [Member]
Other intangible assets:
Cost	290,000	290,000
Accumulated amortization	81,000	70,000
Net book value	209,000	220,000
Licensing Agreements [Member]
Other intangible assets:
Cost	305,000	105,000
Accumulated amortization	106,000	63,000
Net book value	$ 199,000	$ 42,000