Annual report pursuant to Section 13 and 15(d)

Description of Business and Summary of Significant Accounting Policies (Details)

v3.2.0.727
Description of Business and Summary of Significant Accounting Policies (Details)
$ in Thousands
 12 Months Ended
Jan. 30, 2015
shares
Jul. 12, 2012
shares
Jul. 12, 2012
USD ($)
shares
Mar. 31, 2015
USD ($)
Customer
shares
Mar. 31, 2014
USD ($)
Customer
shares
Business Acquisition [Line Items]          
Business acquisition effective date       Jul. 12, 2012  
Date of acquisition agreement       Jun. 29, 2012  
Percentage of interest acquired (in hundredths)   100.00% 100.00%    
Number of shares issuable to acquire business (in shares) | shares   236,433 236,433    
Shares issued specified as percentage of total shares outstanding (in hundredths)   14.00% 14.00%    
Common stock consideration     $ 932    
Promissory note assumed     $ 500    
Interest rate on promissory note (in hundredths)   0.28% 0.28%    
Bridge loan included as part of purchase price     $ 300    
RSUs and options granted as "inducement grants" to newly hired management (in shares) | shares       368,417  
Vesting period of equity awards       4 years  
Noncompetition period       3 years  
Stockholders Agreement Period of transfer restrictions and voting provisions       2 years  
Change in the fair value of warrants [Abstract]          
Cash equivalents       $ 7,521  
Short-term Debt [Line Items]          
Interest rate on note receivable (in hundredths)       10.00%  
Maturity date       Nov. 15, 2014  
Convertible promissory note balance       $ 399 $ 378
Original amount       300  
Accrued interest on note receivable       $ 99 $ 78
Percentage of common stock outstanding (in hundredths) 8.90%        
Common stock shares outstanding (in shares) | shares 2,289,682     10,469,120 2,005,187
Concentration Risk [Line Items]          
Number of major customers | Customer       6 5
Concentration risk (in hundredths)       78.00% 96.00%
Accounts receivable       $ 88 $ 148
Finite-Lived Intangible Assets [Line Items]          
Useful life       10 years  
Impaired Long-Lived Assets Held and Used [Line Items]          
Intangible asset impairment       $ 571 0
Impairment of long-lived assets       0 0
Accounts Receivable - Allowance for Sales Returns and Doubtful Accounts [Abstract]          
Reserves for potential credit losses       0 0
Accounts receivable       $ 88 $ 148
Earnings Per Share [Abstract]          
Reverse stock split       1-for-5  
Stock-Based Compensation [Abstract]          
Vesting period of equity awards       4 years  
Stock options expiry period       10 years  
Purchase price of shares to fair market value (in hundredths)       85.00%  
Minimum [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       3 years  
Finite-Lived Intangible Assets [Line Items]          
Useful life       3 years  
Maximum [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       7 years  
Finite-Lived Intangible Assets [Line Items]          
Useful life       10 years  
Furniture and Machinery and Equipment [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       7 years  
Computer and Software [Member] | Minimum [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       3 years  
Computer and Software [Member] | Maximum [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       5 years  
Leaseholds Improvements [Member]          
Property, Plant and Equipment [Line Items]          
Useful Life       5 years  
Nano Vibronix [Member]          
Short-term Debt [Line Items]          
Convertible preferred stock, shares issued upon conversion (in shares) | shares 204,507        
Developed Technology [Member]          
Impaired Long-Lived Assets Held and Used [Line Items]          
Intangible asset impairment       $ 415  
Customer Relationships [Member]          
Impaired Long-Lived Assets Held and Used [Line Items]          
Intangible asset impairment       $ 156  
Patents [Member] | Minimum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       3 years  
Patents [Member] | Maximum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       10 years  
Trademarks [Member] | Minimum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       3 years  
Trademarks [Member] | Maximum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       10 years  
Developed Technology [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       10 years  
Customer Relationships [Member]          
Finite-Lived Intangible Assets [Line Items]          
Useful life       5 years  
Accounts Receivable [Member] | Customer Concentration Risk [Member]          
Concentration Risk [Line Items]          
Number of major customers | Customer       3 4
Concentration risk (in hundredths)       100.00% 95.00%
Accounts receivable       $ 88 $ 148
Accounts Receivable - Allowance for Sales Returns and Doubtful Accounts [Abstract]          
Accounts receivable       $ 88 $ 148
Restricted Stock Units (RSUs) [Member]          
Business Acquisition [Line Items]          
Aggregate RSUs forfeited (in shares) | shares       215,475