Quarterly report pursuant to Section 13 or 15(d)

Debt - Supplemental Indenture (Details)

v3.7.0.1
Debt - Supplemental Indenture (Details)
May 23, 2017
USD ($)
Debt Instrument [Line Items]  
Indenture, percentage increase in measurement price 10.00%
Indenture, measurement price, minimum range $ 1.00
Indenture, measurement price, maximum range $ 1.364
Indenture, stock issuance cap 19.90%
Indenture, minimum percentage of note holders for waiver 66.67%
Minimum  
Debt Instrument [Line Items]  
Indenture, measurement period 90 days
Maximum  
Debt Instrument [Line Items]  
Indenture, measurement period 120 days