Annual report pursuant to Section 13 and 15(d)

Liquidity Risk (Details)

v3.8.0.1
Liquidity Risk (Details)
$ in Millions
12 Months Ended
Dec. 31, 2017
USD ($)
Liquidity Risk [Line Items]  
Trade accounts payable, accrued trade and payroll liabilities $ 1.2
Notes Payable 19.3
Notes payable due within 1 year $ 4.7
Maximum  
Liquidity Risk [Line Items]  
Financial Liabilities Trade Terms Period 60 days
Minimum  
Liquidity Risk [Line Items]  
Financial Liabilities Trade Terms Period 30 days