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Share-Based Compensation - Summary of Stock Options (Details)
shares in Thousands
3 Months Ended
Mar. 31, 2020
$ / shares
shares
Shares [Roll Forward]  
Outstanding, beginning of period (in shares) | shares 319
Exercised (in shares) | shares (41)
Forfeited (in shares) | shares (4)
Outstanding, end of period (in shares) | shares 274
Exercisable, end of period (in shares) | shares 243
Weighted-Average Exercise Price [Roll Forward]  
Outstanding, beginning of period (in dollars per share) | $ / shares $ 17.85
Exercised (in dollars per share) | $ / shares 14.96
Forfeited (in dollars per share) | $ / shares 39.57
Outstanding, end of period (in dollars per share) | $ / shares 17.94
Exercisable, end of period (in dollars per share) | $ / shares $ 15.43
Weighted-Average Remaining Contractual Term [Abstract]  
Outstanding 3 years 9 months 18 days
Exercisable 3 years 3 months 18 days