XML 113 R82.htm IDEA: XBRL DOCUMENT v3.3.0.814
Stock-based Compensation - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares of common stock reserved for issuance under plan 1,900,000    
Shares of common stock available for future grants 1,300,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value $ 0.3    
Intrinsic value of SSARs/stock options vested and expected to vest 0.3    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value 0.3    
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 0.5 $ 1.2  
Weighted average period to recognize remaining cost 8 months 12 days    
Performance-based restricted stock issued 0 161,010 160,651
Dividend yield for the Company   0.00% 0.00%
Expected price volatility   45.99% 46.15%
Risk-free interest rate   1.42% 0.63%
Performance Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance-based restricted stock issued 201,157    
Performance Shares | Total Shareholder Return Performance Share      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Estimated fair value of nonvested stock ($ per share) $ 19.07    
Dividend yield for the Company 0.00%    
Risk-free interest rate 0.66%    
Performance Shares | Total Shareholder Return Performance Share | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Percent of Target Number 0.00%    
Expected price volatility 35.00%    
Performance Shares | Total Shareholder Return Performance Share | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Percent of Target Number 150.00%    
Expected price volatility 59.10%    
Performance Shares | Pre-tax Income Performance Shares | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Payout Percent 50.00%    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Payout Percent Maximum 150.00%    
Performance Shares | Pre-tax Income Performance Shares | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Payout Percent Maximum 200.00%    
Nonvested Stock Awards and Performance Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 11.7 $ 10.0  
Weighted average period to recognize remaining cost 2 years 6 months 3 days    
Performance-based restricted stock issued 410,192 595,567 99,413
Estimated fair value of nonvested stock ($ per share) $ 19.01 $ 18.68 $ 10.95