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Stock-based Compensation (Details)
$ / shares in Units, $ in Millions
3 Months Ended
Jan. 04, 2016
Vesting_Installlment
Sep. 30, 2016
USD ($)
Vesting_Installlment
$ / shares
shares
Sep. 30, 2015
USD ($)
Jun. 30, 2016
shares
Nov. 21, 2006
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock shares outstanding (in shares)   14,059,000   14,028,000  
Stock based compensation reflect in additional paid in capital | $   $ 0.7 $ 0.2    
Stock-based compensation awards classified as a liability settled in cash | $   $ 0.1      
2007 Long-Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares authorized (in shares)         1,429,000
Right to purchase common stock, minimum price per share (in usd per share) | $ / shares   $ 1.47      
Right to purchase common stock, maximum price per share (in usd per share) | $ / shares   $ 10.5      
Contractual term of stock options granted   10 years      
Common stock shares outstanding (in shares)   200,000      
2007 Long-Term Incentive Plan | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   1 year      
2007 Long-Term Incentive Plan | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   3 years      
2010 Long-Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares authorized (in shares)   1,500,000      
Right to purchase common stock, minimum price per share (in usd per share) | $ / shares   $ 4.41      
Right to purchase common stock, maximum price per share (in usd per share) | $ / shares   $ 24.71      
Contractual term of stock options granted   10 years      
Aggregate number of shares outstanding (in shares)   100,000      
2010 Long-Term Incentive Plan | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period 3 years        
Number of vesting installments | Vesting_Installlment 1,000        
2010 Long-Term Incentive Plan | Performance Shares | Company's Total Stockholder Return          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting rights percentage 50.00%        
2010 Long-Term Incentive Plan | Performance Shares | Companys' TSR Relative to Vanguard Russell 2000 Exchange TSR          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting rights percentage 50.00%        
2010 Long-Term Incentive Plan | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   1 year      
2010 Long-Term Incentive Plan | Minimum | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Distribution of shares of common stock percentage 0.00%        
2010 Long-Term Incentive Plan | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   4 years      
2010 Long-Term Incentive Plan | Maximum | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Distribution of shares of common stock percentage 200.00%        
2014 Performance Incentive Plan | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   3 years      
Number of vesting installments | Vesting_Installlment   3      
2015 Performance Incentive Plan | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   3 years      
Number of vesting installments | Vesting_Installlment   1      
2016 Performance Incentive Plan | Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based payment award, vesting period   3 years      
Number of vesting installments | Vesting_Installlment   1