STOCKHOLDERS' EQUITY (Schedule of Warrants) (Details) - $ / shares	Dec. 31, 2018	Mar. 31, 2018
Class of Stock [Line Items]
Underlying shares (in shares)	13,763,608
Warrants Assumed in Merger, Expiring April 2020 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	12,487
Exercise price (in dollars per share)	$ 120.00
Warrants Assumed in Merger, Expiring February 2020 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	23,826
Exercise price (in dollars per share)	$ 67.20
Warrants Assumed in Merger, Expiring December 2020 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	4,081
Exercise price (in dollars per share)	$ 49.80
Warrants Assumed in Merger, Expiring January 2021, Group A [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	8,952
Exercise price (in dollars per share)	$ 36.30
Warrants outstanding (in shares)		3,584
Warrants Not Assumed in Merger, Expiring June 2022, Group A [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	38,100
Exercise price (in dollars per share)	$ 2.75
Warrants Not Assumed in Merger, Expiring June 2022, Group B [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	7,500
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring June 2022 Group C [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	91,429
Exercise price (in dollars per share)	$ 7.00
Warrants Not Assumed in Merger, Expiring August 2022, Group A [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	480,000
Exercise price (in dollars per share)	$ 0.15
Warrants Not Assumed in Merger, Expiring August 2022, Group B [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	60,000
Exercise price (in dollars per share)	$ 3.125
Warrants Not Assumed in Merger, Expiring August 2022, Group C [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	719,929
Exercise price (in dollars per share)	$ 10.00
Warrants Not Assumed in Merger, Expiring August 2022, Group D [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	136,517
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring August 2022 Group E [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	249,972
Exercise price (in dollars per share)	$ 0.15
Warrants Not Assumed In Merger, Expiring August2022 Group F [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	110,027
Exercise price (in dollars per share)	$ 0.15
Warrants Not Assumed in Merger, Expiring October 2022 Group A [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	10,000
Exercise price (in dollars per share)	$ 0.15
Warrants Not Assumed in Merger, Expiring May 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	375,557
Exercise price (in dollars per share)	$ 0.15
Warrants Not Assumed in Merger, Expiring October 2022 Group B [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	108,112
Exercise price (in dollars per share)	$ 7.50
Warrants Not Assumed in Merger, Expiring April 2019 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	1,824,176
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed in Merger, Expiring April 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	1,824,176
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed in Merger, Expiring October 2022 Group C [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	232,000
Exercise price (in dollars per share)	$ 0.75
Warrants Not Assumed In Merger, Expiring July 2019 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	382,526
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring July 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	382,526
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring August 2019 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	545,000
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring August 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	545,000
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring September 2019 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	545,002
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring September 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	545,001
Exercise price (in dollars per share)	$ 0.50
Warrants Not Assumed In Merger, Expiring November 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	2,084,126
Exercise price (in dollars per share)	$ 0.36
Warrants Not Assumed In Merger, Expiring December 2023 [Member]
Class of Stock [Line Items]
Underlying shares (in shares)	2,417,586
Exercise price (in dollars per share)	$ 0.36
2016 Warrant Liability [Member]
Class of Stock [Line Items]
Warrants outstanding (in shares)	5,368