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Common Stock and Treasury Stock (Tables)

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Summary of Treasury Shares Issued by Award Type

Treasury shares issued by award type are as follows:

			Years Ended December 31,
			2020						2019						2018
Stock options			1,756,471						854,524						1,379,704
LTIP performance shares			668,240						—						—
TSRs			199,413						—						—
RSUs			431,504						259,634						10,000
ESPP			151,542						126,983						148,520
Total treasury shares issued			3,207,170						1,241,141						1,538,224

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- Definition

Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.

+ References

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