XML 40 R29.htm IDEA: XBRL DOCUMENT v3.21.2
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Restricted Stock Unit Activity
The following table summarizes the Company's RSU activity during the six months ended June 30, 2021:
Unvested Time-
Based RSUs
Unvested Performance-
Based RSUs
Weighted-Average Grant
Date Price Per Share
Outstanding as of January 1, 2021110,382 332,095 $31.40 
Shares granted195,763 192,830 $28.90 
Shares vested(24,522)— $31.40 
Shares forfeited(9,272)(63,962)$30.86 
Outstanding as of June 30, 2021272,351 460,963 $29.95