Long-Term Debt (Details) (USD $)	0 Months Ended	3 Months Ended				0 Months Ended
	Jun. 08, 2017	Mar. 31, 2014	Mar. 31, 2013	Oct. 01, 2013	Jul. 16, 2013	Jul. 01, 2018 Cash Convertible Notes [Member]	Jul. 16, 2013 Cash Convertible Notes [Member]	Oct. 01, 2019 CareFirst Convertible Note [Member]	Oct. 01, 2013 CareFirst Convertible Note [Member]
Debt Instrument [Line Items]
Date of Registration Rights Agreement				Oct. 01, 2013
Debt Instrument, Issuance Date							Jul. 16, 2013		Oct. 01, 2013
Debt Instrument, Maturity Date	Jun. 08, 2017					Jul. 01, 2018		Oct. 01, 2019
Debt Instrument, Interest Rate, Effective Percentage		5.66%
Amortization of debt discount		$ 1,630,000	$ 0
Debt Instrument, Convertible, Conversion Ratio							51.38		22.41
Deferred Finance Costs, Gross							3,939,543
Interest Rate for Notes							1.50%		4.75%
Aggregate Principal of convertible notes							150,000,000		20,000,000
Debt Instrument, Convertible, Conversion Price							$ 19.46
Derivative Asset, Notional Amount		21,100,000
Payments for Hedge, Financing Activities							36,750,000
Warrants Strike Price					$ 25.95
Conversion price premium percentage					60.00%
Debt Instrument, Unamortized Discount					$ 36,750,000
CareFirst Warrant Shares for one year period		400,000
CareFirst Warrant Shares Maximum		1,600,000