Leases (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Mar. 03, 2017	Dec. 31, 2016	Dec. 30, 2016
Capital Leased Assets [Line Items]
Facility Purchase Price					$ 720.0
Payment towards purchase price of Tarrytown facility				$ 57.0
Aggregate funding advanced to the participants			$ 720.0
Reimbursement received by the Company			57.0
Initial term of lease		5 years
Potential extended term of lease		5 years
Tarrytown facility capital and facility Lease obligations			$ 720.0
Tarrytown lease transaction [Member]
Capital Leased Assets [Line Items]
Out of period adjustment	$ 30.1