Debt - Financing Obligation (Details) - Capital Lease Obligations [Member] $ in Thousands	Sep. 30, 2017 USD ($)
Debt Instrument [Line Items]
Base Annual Rent Under Facility Lease	$ 1,638
Annual Rent Escalation	3.00%
Financing Obligation	$ 20,944
Effective Interest Rate	7.89%
Capital Leases, Future Minimum Payments, Remainder of Fiscal Year	$ 1,240
Capital Leases, Future Minimum Payments Due in Two Years	1,699
Capital Leases, Future Minimum Payments Due in Three Years	1,750
Capital Leases, Future Minimum Payments Due in Four Years	1,803
Capital Leases, Future Minimum Payments Due in Five Years	1,857
Capital Leases, Future Minimum Payments Due Thereafter	21,288
Capital Leases, Future Minimum Payments Due	$ 29,637