Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details)

v3.7.0.1
Subsequent Events (Details) - USD ($)
1 Months Ended 12 Months Ended
Feb. 03, 2017
Mar. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Jan. 14, 2017
Subsequent Event [Line Items]          
Proceeds from issuance of common stock      
Subsequent Event [Member]          
Subsequent Event [Line Items]          
Proceeds from private placement   $ 7,000,000      
Total amount of financing from common stock units   2,250,000      
Proceeds from issuance of common stock   1,000,000      
Proceeds from convertible debt   $ 4,750,000      
Purchase price   $ 2.50      
Conversion price   $ 2.50      
Subsequent Event [Member] | BDI [Member]          
Subsequent Event [Line Items]          
Estimated restructuring charges to be incurred         $ 2,700,000
Subsequent Event [Member] | BDI [Member] | Write-down of Assets [Member]          
Subsequent Event [Line Items]          
Estimated restructuring charges to be incurred         2,200,000
Subsequent Event [Member] | BDI [Member] | Wind-down, Severance and Transaction Expenses [Member]          
Subsequent Event [Line Items]          
Estimated restructuring charges to be incurred         $ 500,000
Subsequent Event [Member] | Warrant [Member]          
Subsequent Event [Line Items]          
Warrant to purchase term   3 years      
Warrants to purchase common stock   1,900,000      
Exercise price of warrants   $ 3.56      
Subsequent Event [Member] | Restricted Stock [Member] | Board of Directors [Member]          
Subsequent Event [Line Items]          
Options granted 165,000        
Options forfeited 20,000