Share-Based Compensation - Summary of Activity of the Outstanding PRSU Awards (Details) - Performance-based Restricted Stock Units ("PBRS")	9 Months Ended
	Sep. 30, 2021 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Beginning Balance, shares | shares	61,208
Granted, shares | shares	101,785
Ending Balance, shares | shares	162,993
Beginning Balance, Weighted-Average Grant Date Fair Value | $ / shares	$ 57.18
Granted, Weighted-Average Grant Date Fair Value | $ / shares	31.28
Ending Balance, Weighted-Average Grant Date Fair Value | $ / shares	$ 41.01
Beginning Balance, shares | shares	121,485
Vested, shares | shares	(42,698)
Forfeited, shares | shares	(1,041)
Ending Balance, shares | shares	77,746
Beginning Balance, Weighted-Average Grant Date Fair Value | $ / shares	$ 56.34
Vested, Weighted-Average Grant Date Fair Value | $ / shares	51.96
Forfeited, Weighted-Average Grant Date Fair Value | $ / shares	56.90
Ending Balance, Weighted-Average Grant Date Fair Value | $ / shares	$ 57.13