Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Income Tax Disclosure [Abstract]
Tax benefit computed at expected statutory rate	$ (2,867)	$ (10,343)
State income taxes	2	22
Permanent differences:
Share-based compensation	182	1,288
Goodwill impairment		226
Change in fair value of derivative liabilities	(664)	(3,261)
Temporary differences:
Share-based compensation	546	2,289
Property and equipment	(48)	399
Intangible assets	640	232
Other adjustments	42	(66)
Increase in valuation allowance	2,169	9,214
Net income tax benefit

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible intangible assets for temporary differences.

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