COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2012

COMMITMENTS AND CONTINGENCIES [Abstract]

Aggregate future minimum rental payments required under non-cancelable operating leases

In 2012, the Company entered into a six (6) year lease extension for approximately 20,000 square feet of office space. The office space serves as the Company's general offices and as a laboratory facility. The Company leases most of its vehicles and office equipment under non-cancelable operating leases, which primarily expire at various times through 2022. Rent expense charged to operations under such lease agreements for 2012, 2011 and 2010 aggregated approximately $965, $1,127 and $1,113, respectively. Aggregate future minimum rental payments required under non-cancelable operating leases at December 31, 2012 are as follows:

Year
2013	$	916
2014		741
2015		661
2016		588
2017		559
Thereafter		382
Total minimum lease payments	$	3,847