Capital Stock (Tables)

12 Months Ended

Dec. 31, 2022

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 2021:

	Year Ended December 31,
	2022			2021
Beginning balance		249,792,908			246,348,092
Restricted stock grants		671,303			1,293,892
Restricted stock units vested		1,827,625			1,493,341
Performance stock units vested		590,940			640,468
Performance stock dividends		1,843			13,966
Treasury shares		(13,998,889	)		3,149
Ending balance		238,885,730			249,792,908

Schedule of Change in Treasury Shares

The following is a schedule of the change in treasury shares since the beginning of 2021:

	Year Ended December 31,
	2022			2021
Beginning balance		10,002,646			10,005,795
Rabbi trust shares distributed and/or sold		(1,111	)		(3,149	)
Shares repurchased		14,000,000			—
Ending balance		24,001,535			10,002,646