Quarterly report pursuant to Section 13 or 15(d)

Debt - Inputs Used In Lattice Model (Details)

v3.8.0.1
Debt - Inputs Used In Lattice Model (Details) - Notes - Notes Due February 1, 2033
Feb. 01, 2017
$ / shares
Apr. 01, 2015
$ / shares
Jan. 30, 2013
$ / shares
Debt Instrument [Line Items]      
Stock price (in dollars per share) $ 8.63    
Conversion Rate 0.1414827 0.1414827 0.14148
Conversion Price (in dollars per share) $ 7.07 $ 7.07 $ 7.07
Maturity date Feb. 01, 2033    
Risk-free interest rate 1.22%    
Estimated stock volatility 49.00%    
Estimated credit spread 7.61%