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Restructuring and Severance	6 Months Ended
Restructuring and Severance	Jun. 30, 2016
Restructuring and Related Activities [Abstract]
Restructuring and Severance	Restructuring and Severance The Company incurred $2.4 million in restructuring and severance costs during the three months ended June 30, 2016. Approximately $2.0 million was related to severance costs, associated with a reduction in headcount, and $0.4 million related to future lease obligations and leasehold improvements for vacated office space. Total unpaid severance and related charges as of June 30, 2016 was $2.1 million.