RESTRICTED CASH (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 2,075	$ 2,164
Other assets
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	1,847	1,920
Other assets | Collateral accounts
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	619	619
Other assets | Rental deposits
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	1,228	1,301
Prepaid and other
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	228	244
Prepaid and other | Collateral accounts
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	0	0
Prepaid and other | Others
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	129	142
Prepaid and other | Client guarantees
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 99	$ 102