Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation Plan (Schedule Of Valuation Assumptions Used In Computing Fair Value Of Stock-Based Awards) (Details)

v3.19.1
Stock-Based Compensation Plan (Schedule Of Valuation Assumptions Used In Computing Fair Value Of Stock-Based Awards) (Details)
3 Months Ended
Mar. 31, 2019
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options granted | shares 500,000
Vesting period per share price qualification $ 15.00
Grant price $ 10.21
Expected Volatility 42.40%
Risk-free interest rate 2.53%
Weighted average fair value $ 7.92
Minimum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected life (years) 4 years 3 months 11 days
Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected life (years) 5 years 3 months 11 days
2015 Plan [Member] | Stock Options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options granted | shares 0