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Share-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]
 
Stock Option Valuation Assumptions
Expected Dividend
—

Expected volatility
69.3
%
Risk-free interest rate
1.42
%
Expected life of stock option awards (in years)
4

Weighted average grant-date fair value
$
12.64
Restricted stock activity
The following table represents restricted stock unit award activity for the period of April 23, 2016 through September 30, 2016 (successor):
 
Shares
 
Grant Date Price
Restricted stock units outstanding, beginning of period (successor)
—

 
$
—

Restricted stock units granted
254,905

 
$
23.25

Restricted stock units canceled
—

 
$
—

Restricted stock units vested
—

 
—

Restricted stock units outstanding, end of period (successor)
254,905

 
$
23.25