Income Taxes - Narrative (Details) - USD ($)	2 Months Ended	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Income Tax Disclosure [Abstract]
Effective income tax rate	0.00%	0.09%	0.00%
Unrecognized tax benefits		$ 0
Income tax receivable	$ 0	105,000	$ 0
Valuation Allowance [Line Items]
Deferred tax assets valuation allowance	$ 0	7,401,000	$ 0
Share-Based Compensation
Valuation Allowance [Line Items]
Deferred tax assets valuation allowance		1,400,000
Swiss Operating Loss Carryforward
Valuation Allowance [Line Items]
Deferred tax assets valuation allowance		$ 6,000,000