Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2013

Commitments And Contingencies Disclosure [Abstract]

Table Presents Our Estimated Future Minimum Rental Payments Under Operating Leases with Non-Cancelable Lease Terms

The following table presents our estimated future minimum rental payments under all operating leases with non-cancelable lease terms having initial terms in excess of one year as of September 30, 2013 (in thousands):

	Total Payments
2013 (remaining three months)	$	2,679
2014		10,221
2015		8,879
2016		12,951
2017		13,358
2018 and thereafter		149,643
Total (1)	$	197,731

(1) Excludes spending on anticipated leasehold improvements on our Needham, Massachusetts lease, including design, development, construction costs, the purchase and installation of equipment, and receipt of related Landlord incentives which we estimate will begin in October 2014.