BUSINESS ACQUISITION (Details) - USD ($)	3 Months Ended										12 Months Ended
	Dec. 31, 2016		Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015		Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenue	$ 3,049,000		$ 2,223,000	$ 2,462,000	$ 2,078,000	$ 2,832,000		$ 2,536,000	$ 2,104,000	$ 2,624,000	$ 9,812,000	$ 10,096,000	$ 15,852,000
Net income (loss)	$ (3,209,000)	[1]	$ (114,000)	$ (728,000)	$ (501,000)	$ (200,000)	[2]	$ (728,000)	$ (407,000)	$ (1,534,000)	$ (5,578,000)	(2,869,000)	(6,557,000)
SBS
Revenue												27,774,000
Net income (loss)												$ 1,369,000	171,000
Pro Forma [Member] | SBS
Revenue													27,729,000
Net income (loss)													$ 672,000

[1] Includes $825,000 loss ($0.04 per share) related to the arbitration settlement and $2,206,000 ($0.10 per share) of expenses related to the change in ownership.

[2] Includes $448,000 loss ($0.02 per share) related to disposal of investment in former affiliate.