Stock-Based Compensation - Treasury Shares (Details) $ in Millions |
6 Months Ended |
---|---|
Apr. 30, 2018
USD ($)
shares
| |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
Document Period End Date | Apr. 30, 2018 |
Deficiency of stock option proceeds recorded to retained earnings | $ | $ 1.0 |
Treasury Stock [Abstract] | |
Beginning balance as of November 1, 2017 | 2,670,743 |
Balance at April 30, 2018 | 2,372,906 |
Restricted Stock Awards (RSAs) | |
Treasury Stock [Abstract] | |
Restricted stock awards granted | (73,400) |
Performance Shares | |
Treasury Stock [Abstract] | |
Restricted stock awards granted | (25,340) |
Stock Options | |
Treasury Stock [Abstract] | |
Shares, Issued | (199,097) |