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Capital Stock (Tables)

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Schedule of Changes in Number of Common Shares Outstanding

The following is a schedule of changes in the number of common shares outstanding since the beginning of 2019:

	Year Ended December 31,
	2020					2019
Beginning balance		249,630,803					249,510,022
Restricted stock grants		3,390,358					1,186,290
Restricted stock units vested		1,226,473					720,212
Performance stock units issued		279,420					12,283
Performance stock dividends		18,700					464
Treasury shares		(8,197,662		)			(1,798,468	)
Ending balance		246,348,092					249,630,803

Schedule of Change in Treasury Shares

The following is a schedule of the change in treasury shares since the beginning of 2019:

	Year Ended December 31,
	2020					2019
Beginning balance		1,808,133					9,665
Rabbi trust shares distributed and/or sold		(2,338		)			(1,532	)
Shares repurchased		8,200,000					1,800,000
Ending balance		10,005,795					1,808,133

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Tabular disclosure of an entity's capital units or capital shares, including the value of capital units or capital shares, units authorized, units outstanding and other information necessary to a fair presentation.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
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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.

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