Consolidated Statements of Shareholders' Equity (Deficit) (Parenthetical) $ in Thousands	12 Months Ended
	Mar. 31, 2017 USD ($) $ / shares
Statement of Stockholders' Equity [Abstract]
Shares sold, price (in USD per share) | $ / shares	$ 15.00
Underwriting discounts and commissions and offering expenses | $	$ 17,536