Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details)

v3.6.0.2
Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Mar. 13, 2017
Mar. 08, 2017
Sep. 01, 2016
Sep. 17, 2015
May 14, 2015
Feb. 28, 2017
Jan. 31, 2017
Jan. 31, 2016
May 30, 2015
Apr. 30, 2015
Apr. 30, 2014
Mar. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Subsequent Event [Line Items]                            
Issuance of common stock upon conversion of debt         $ 1,000     $ 167 $ 1,000 $ 1,000 $ 4,097     $ 6,772
Issuance of common stock upon conversion of debt, Shares         348,164     133,334 1,262,803 1,262,803 363,853 1,080,361    
Maturity date                         Jan. 01, 2018  
Warrant expiration date     Dec. 31, 2017 Sep. 17, 2017                    
Subsequent Event [Member] | JGB Waltham [Member]                            
Subsequent Event [Line Items]                            
Cash payments for principal           $ 2,500 $ 126              
Cash payments for interest             20              
Subsequent Event [Member] | JGB Concord [Member]                            
Subsequent Event [Line Items]                            
Issuance of common stock upon conversion of debt $ 575         $ 45 $ 290              
Issuance of common stock upon conversion of debt, Shares 61,204,023,000         3,118,534,000 17,145,048,000              
Accrued interest $ 1         $ 1 $ 1              
Subsequent Event [Member] | Jgb Waltham One [Member]                            
Subsequent Event [Line Items]                            
Cash payments for principal             89              
Cash payments for interest             2              
Subsequent Event [Member] | Jgb Concord One [Member]                            
Subsequent Event [Line Items]                            
Cash payments for principal             32              
Cash payments for interest             14              
Subsequent Event [Member] | Jgb Make Whole Provision [Member]                            
Subsequent Event [Line Items]                            
Cash payments for principal           815                
Subsequent Event [Member] | Dominion Capital LLC Promissory Note Debt Conversions [Member]                            
Subsequent Event [Line Items]                            
Issuance of common stock upon conversion of debt $ 417         $ 357 $ 333              
Issuance of common stock upon conversion of debt, Shares 53,329,015,000         27,000,723,000 22,510,372,000              
Maturity date Aug. 06, 2015         Aug. 06, 2015 Aug. 06, 2015              
Subsequent Event [Member] | Forward Investments, LLC Promissory Note Conversions [Member]                            
Subsequent Event [Line Items]                            
Issuance of common stock upon conversion of debt $ 1,112         $ 867 $ 582              
Issuance of common stock upon conversion of debt, Shares 83,039,391,000         47,525,408,000 31,395,890,000              
Accrued interest $ 254                          
Subsequent Event [Member] | January 31, 2017 Senior Convertible Promissory Note [Member]                            
Subsequent Event [Line Items]                            
Original principal amount             $ 70              
Interest rate             6.00%              
Note convertible, description             The note is convertible at the lower of (i) $0.10 or (ii) 80% of the lowest VWAP in the 15 trading days prior to the conversion date.              
Subsequent Event [Member] | Smithline Senior Convertible Note Debt Conversions [Member]                            
Subsequent Event [Line Items]                            
Issuance of common stock upon conversion of debt $ 223         $ 23                
Issuance of common stock upon conversion of debt, Shares 21,580,444         1,830,459                
Subsequent Event [Member] | December 30, 2016 Receivables Purchase Agreement [Member]                            
Subsequent Event [Line Items]                            
Cash payments for principal $ 77         $ 54 $ 220              
Subsequent Event [Member] | Sale of High Wire Networks [Member]                            
Subsequent Event [Line Items]                            
Annual revenue           11,000                
Cash received           4,000                
Working capital adjustment           900                
Proceeds from issuance of common stock           $ 1,000                
Warrant expiration date           Nov. 28, 2018                
Exercise price of warrants           $ 0.04                
Description of warrant           (a) $0.04 and (b) 80% of the lowest daily price of our common stock for the prior 30 days thereafter.                
Subsequent Event [Member] | Assignment and Assumption Agreement [Member]                            
Subsequent Event [Line Items]                            
Maturity date   May 31, 2019                        
Original principal amount   $ 550                        
Interest rate   4.67%                        
Note convertible, description   The note is convertible at the lower of (i) $0.04 or (ii) 80% of the lowest VWAP in the 30 trading days prior to the conversion date.                        
Cash payments for principal   $ 500