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Share-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2022
Share-based Payment Arrangement [Abstract]  
Summary of Stock Option Activity under Plan
The following table summarizes stock option activity under the 2012 Plan and 2021 Plan for the three months ended March 31, 2022 and 2021:
For the Three Months Ended
March 31,
 20222021
Options outstanding at beginning of period824,300 1,090,300 
Granted— — 
Exercised(18,750)(60,000)
Forfeited— — 
Options outstanding at end of period805,550 1,030,300 
Options exercisable at end of period800,550 992,800 
Summary of Restricted Share Units Activity Under Plan
The following table summarizes RSU activity under the 2012 Plan and 2021 Plan for the three months ended March 31, 2022 and 2021:
For the Three Months Ended
March 31,
 20222021
RSUs outstanding at beginning of period1,050,599 651,537 
Awarded395,759 453,560 
Vested(335,826)(164,203)
Forfeited(19,523)(12,399)
RSUs outstanding at end of period1,091,009 928,495 
Summary of Performance Share Units Activity Under Plan
The following table summarizes PSU activity under the 2012 Plan and 2021 Plan for the three months ended March 31, 2022 and 2021:
For the Three Months Ended
March 31,
 20222021
PSUs outstanding at beginning of period92,319 — 
Awarded202,104 92,319 
Vested— — 
Forfeited— — 
PSUs outstanding at end of period294,423 92,319 
Summary of Activity in Noncash Share-Based Compensation Expense The following table summarizes the activity related to the Company’s noncash share-based compensation expense for the three months ended March 31, 2022 and 2021 (amounts in thousands):
For the Three Months Ended
March 31,
20222021
General and administrative expense$4,030 $4,342 
Property management expenses999 999 
Acquisition and other transaction costs2,376 2,769 
Total noncash share-based compensation expense$7,405 $8,110