Equity Incentive Plans - Summary of Shares of Common Stock Issued (Details) - 2015 Omnibus Incentive Plan - shares	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
RSUs
Class of Stock [Line Items]
Cumulative undelivered shares of common stock (in shares)	120,178
PSUs
Class of Stock [Line Items]
Cumulative undelivered shares of common stock (in shares)	0
Common Stock | RSUs
Class of Stock [Line Items]
Shares of common stock issued (in shares)	278,607	52,512
Shares of common stock withheld by the Company as payment by employees in lieu of cash to satisfy tax withholding obligations (in shares)	(89,938)	(16,973)
Net shares of common stock issued (in shares)	188,669	35,539
Cumulative undelivered shares of common stock (in shares)	405,334	262,568
Common Stock | PSUs
Class of Stock [Line Items]
Shares of common stock issued (in shares)	0	789
Shares of common stock withheld by the Company as payment by employees in lieu of cash to satisfy tax withholding obligations (in shares)	0	(269)
Net shares of common stock issued (in shares)	0	520
Cumulative undelivered shares of common stock (in shares)	0	0