REVENUE RECOGNITION (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 11,179,000	$ 10,558,000
Less: Current portion	4,641,000	4,689,000
Deferred revenue - less current portion	6,538,000	5,869,000
Activation Fees [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	496,000	469,000
Industrial Equipment Installation Revenue [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	258,000	291,000
Maintenance Revenue [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	1,959,000	1,478,000
Remote Asset Management Product Revenue [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 8,466,000	$ 8,320,000