Capital Stock

6 Months Ended

Jun. 30, 2021

Equity [Abstract]

Capital Stock

(15) CAPITAL STOCK

We have authorized capital stock of 485.0 million shares which includes 475.0 million shares of common stock and 10.0 million shares of preferred stock. We currently have no preferred stock issued or outstanding. The following is a schedule of changes in the number of common shares outstanding since the beginning of 2020:

	Six Months Ended June 30, 2021		Year Ended December 31, 2020
Beginning balance		246,348,092		249,630,803
Restricted stock grants		1,286,737		3,390,358
Restricted stock units vested		1,483,436		1,226,473
Performance stock units issued		640,468		279,420
Performance stock dividends		13,966		18,700
Treasury shares		1,112		(8,197,662	)
Ending balance		249,773,811		246,348,092

Stock Repurchase Program

In October 2019, our Board of Directors authorized a $100.0 million common stock repurchase program. Under this program, we may repurchase shares in open market transactions, from time to time, in accordance with applicable SEC rules and federal securities laws. The following is a schedule of the change in treasury shares for the three and six months ended June 30, 2021:

	Three Months Ended June 30, 2021		Six Months Ended June 30, 2021
Beginning balance		10,004,683		10,005,795
Rabbi trust shares distributed/sold		—		(1,112	)
Shares repurchased		—		—
Ending balance		10,004,683		10,004,683