COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2012

Locations, Expiration Dates and Square Footage of Principal Leased Properties

The following table lists the locations, expiration dates and the square footage of the Company’s principal leased properties as of December 31, 2012:

Location of Property	Square Footage		Lease Expiration Date
Cambridge, Massachusetts		1,742	June 2013
Bothell, Washington		19,108	March 2013
Corvallis, Oregon		53,000	December 2020
Corvallis, Oregon land lease		N/A	February 2042

Aggregate Non-Cancelable Future Minimum Payments under Leases

At December 31, 2012, the aggregate non-cancelable future minimum payments under leases were as follows:

	Year ending December 31,
	(in thousands)
2013	$	1,863
2014		1,780
2015		1,821
2016		1,455
2017		1,498
Thereafter		4,946
Total minimum lease payments	$	13,363

Noncancelable Contractual Obligations

The following table presents noncancelable contractual obligations arising from these arrangements as of December 31, 2012:

	Year Ending December 31,
	(in thousands)
2013	$	2,095
2014		0
2015		0
2016		0
2017		0
Thereafter		0
Total purchase commitments	$	2,095