Share-Based Compensation - Summary of Stock Options Outstanding (Details) shares in Thousands	3 Months Ended
	Mar. 31, 2020 $ / shares shares
Number of Shares
Beginning of period (in shares) | shares	2,107
Granted (in shares) | shares	210
Exercised (in shares) | shares	(92)
Forfeited (in shares) | shares	(9)
Expired (in shares) | shares	(12)
End of period (in shares) | shares	2,204
Weighted Average Exercise Price
Beginning of period (in dollars per share) | $ / shares	$ 32.99
Granted (in dollars per share) | $ / shares	24.43
Exercised (in dollars per share) | $ / shares	17.55
Forfeited (in dollars per share) | $ / shares	37.64
Expired (in dollars per share) | $ / shares	32.58
End of period (in dollars per share) | $ / shares	$ 32.80