COMMITMENTS AND CONTINGENCIES (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Capital Leases
2013	$ 55
2014	23
Total minimum payments	78
Amounts representing interest	(7)
Present value of net minimum lease payments	71
Current portion of capital lease obligations	52	66
Capital lease obligations	19	70
Operating Leases
2013	2,928
2014	2,099
2015	1,716
2016	579
2017	419
Thereafter	228
Total minimum payments	7,969
Rental expense included in operations	3,182	2,973	2,295
Future minimum payments required to be made under license agreement and a risk allocation agreement
2013	398
2014	398
2015	398
2016	398
2017	398
Thereafter	398
Total minimum payments	$ 2,388