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Stock Compensation Plans - Schedule of Restricted Stock Unit Activity and Weighted Average Grant Date Fair Value (Details) - Restricted Stock Units (RSUs)
12 Months Ended
Dec. 31, 2019
$ / shares
shares
Shares  
Beginning balance (in shares) | shares 311,000
Granted (in shares) | shares 284,445
Forfeited (in shares) | shares (33,291)
Vested (in shares) | shares (163,836)
Ending balance (in shares) | shares 398,318
Weighted-Average Grant Date Fair Value  
Beginning balance (in dollars per share) | $ / shares $ 42.66
Granted (in dollars per share) | $ / shares 50.83
Forfeited (in dollars per share) | $ / shares 48.43
Vested (in dollars per share) | $ / shares 39.32
Ending balance (in dollars per share) | $ / shares $ 49.53