RESTRICTED CASH (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 1,189	$ 937
Other assets
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	942	709
Other assets | Collateral accounts
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	557	229
Other assets | Rental deposits
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	385	480
Prepaid and other
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	247	228
Prepaid and other | Other
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	108	110
Prepaid and other | Client guarantees
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 139	$ 118