Subsequent Event |
3 Months Ended |
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Mar. 31, 2018 | |
Subsequent Events [Abstract] | |
Subsequent Event | 11. Subsequent Event On April 25, 2018, the Company entered into a letter of intent with the landlord of its existing office and laboratory space in Cambridge, Massachusetts, which allows the Company to continue to occupy the space through August 31, 2018. The letter of intent requires future minimum lease payments during the term of $236. On April 4, 2018, a lease agreement (the “Lease”) entered into between the Company and 480 Arsenal Group LLC became effective. The Lease is for approximately 18,609 square feet of office and lab space in Watertown, Massachusetts. The Lease has an initial term of eight years and provides the Company with an option to extend the Lease term for one additional five-year period. The future minimum rent commitment for the initial eight-year term is approximately $8,771. In addition to rent, the lease requires the Company to pay additional amounts for taxes, insurance, maintenance and other operating expenses. The Company is required to provide a $568 security deposit, which the Company provided in the form of a letter of credit in the favor of the landlord which is included as non-current restricted cash on the balance sheet as of March 31, 2018. |