Basis of Presentation (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended
	Apr. 22, 2016	Jun. 30, 2016	Jun. 30, 2015	Mar. 31, 2016	Mar. 31, 2015
Loss from operations		$ (4,368)	$ (5,820)
Cash and cash equivalents		19,039	$ 22,415	$ 11,704	$ 32,221
Cash and cash equivalents including restricted cash		24,000		16,700
Cash and cash equivalents and restricted cash excluding outstanding credit facility		18,000		7,200
Net proceeds from sale of the common stock, after deducting fees and other offering expenses (in dollars)	$ 13,100	$ 13,128		$ 12,700
Minimum
Minimum period for which cash and cash equivalents are believed to be sufficient to meet the entity's cash needs		12 months