PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands |
Jun. 30, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment | $ 16,416 | $ 15,247 |
| Accumulated depreciation and amortization | (10,689) | (9,225) |
| Property and equipment, net | 5,727 | 6,022 |
| Computer, network and other equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment | 8,840 | 8,805 |
| Monitoring equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment | 6,836 | 5,692 |
| Furniture and fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment | 486 | 486 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment | $ 254 | $ 264 |