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Annual report pursuant to Section 13 and 15(d)

STOCK COMPENSATION PLANS - Performance Shares (Details)

v3.22.4
STOCK COMPENSATION PLANS - Performance Shares (Details) - $ / shares
 12 Months Ended
Mar. 13, 2020
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Performance Shares Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Ìý Ìý Ìý Ìý
Outstanding at beginning of year (in shares) Ìý 2,400,000 2,500,000 1,900,000
Outstanding at beginning of year, weighted average grant date fair value (in dollars per share) Ìý $ 14.04 $ 10.34 $ 15.58
Granted (in shares) Ìý 1,000,000.0 700,000 1,000,000.0
Granted, weighted average grant date fair value (in dollars per share) Ìý $ 28.46 $ 25.12 $ 6.93
Distributed (in shares) Ìý (1,100,000) (1,300,000) (1,900,000)
Distributed, weighted average grant date fair value (in dollars per share) Ìý $ 17.04 $ 11.74 $ 12.23
Performance adjustment (in shares) Ìý 500,000 600,000 500,000
Performance adjustment, weighted average grant date fair value (in dollars per share) Ìý $ 17.84 $ 11.93 $ 15.63
Forfeited/canceled (in shares) Ìý (100,000) (100,000) (600,000)
Forfeited/canceled, weighted average grant date fair value (in dollars per share) Ìý $ 23.74 $ 11.27 $ 5.70
Outstanding at end of year (in shares) Ìý 2,700,000 2,400,000 2,500,000
Outstanding at end of year, weighted average grant date fair value (in dollars per share) Ìý $ 18.53 $ 14.04 $ 10.34
Performance/vesting period Ìý 3 years Ìý Ìý
Performance Shares | Minimum Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Ìý Ìý Ìý Ìý
Percent of shares actually earned based on performance Ìý 0.00% Ìý Ìý
Performance Shares | Maximum Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Ìý Ìý Ìý Ìý
Percent of shares actually earned based on performance Ìý 200.00% Ìý Ìý
Performance Shares | AK Steel Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Ìý Ìý Ìý Ìý
Granted (in shares) 500,000 0 0 1,600,000
Granted, weighted average grant date fair value (in dollars per share) Ìý $ 0 $ 0 $ 4.59
Long-term Performance Plan | AK Steel Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Ìý Ìý Ìý Ìý
Granted (in shares) 1,000,000 Ìý Ìý Ìý