Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Summary Of RSU Activity) (Details)

v3.19.3
Stock-Based Compensation (Summary Of RSU Activity) (Details) - Restricted Stock Units (RSUs) [Member]
9 Months Ended
Sep. 30, 2019
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of RSUs, Outstanding | shares 1,394
Number of RSUs, Granted | shares
Number of RSUs, Vested and Released | shares (464)
Number of RSUs, Cancelled | shares (930)
Number of RSUs, Outstanding | shares
Weighted Average Grant Date Fair Value, Outstanding | $ / shares $ 22.08
Weighted Average Grant Date Fair Value, Granted | $ / shares
Weighted Average Grant Date Fair Value, Vested and Released | $ / shares 22.08
Weighted Average Grant Date Fair Value, Cancelled | $ / shares 22.08
Weighted Average Grant Date Fair Value, Outstanding | $ / shares