COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2013

Commitments And Contingencies Disclosure [Abstract]

Aggregate Non-Cancelable Future Minimum Payments under Leases

At December 31, 2013, the aggregate non-cancelable future minimum payments under leases were as follows:

	Year ending December 31, (in thousands)
2014		3,535
2015		3,807
2016		3,895
2017		3,986
2018		4,079
Thereafter		8,622
Total minimum lease payments	$	27,924

Noncancelable Contractual Obligations

The following table presents noncancelable contractual obligations arising from these arrangements as of December 31, 2013:

	Year Ending December 31, (in thousands)
2014		55,641
2015		42,778
2016		42,779
2017		14,260
2018		14,260
Thereafter		—
Total purchase commitments	$	169,718