Nature of the Business and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Reconciliation of Cash, Cash Equivalents, and Restricted Cash

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the statement of financial position that sum to the total of the same such amounts shown in the statement of cash flows:

(in thousands)	December 31, 2018		December 31, 2017
Cash and cash equivalents	$	20,079	$	93,441
Restricted cash (short-term)		584		102
Restricted cash (long-term)		—		674
Total cash, cash equivalents and restricted cash shown in the consolidated statement of cash flows	$	20,663	$	94,217

Schedule of Estimated Useful Lives of Property and Equipment Including Leasehold Improvements

Property and equipment, including leasehold improvements, are recorded at cost and depreciated when placed into service using the straight-line method, based on their estimated useful lives as follows:

Asset Classification		Estimated Useful Life (in years)
Lab equipment		3 – 7
IT equipment		3 – 7
Leaseholds improvements		Lesser of useful life or lease term
Furniture and fixtures		3 - 7