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Note 13. Common Stock and Stock-based Compensation (Tables)
12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Options Roll Forward
Number of SharesWeighted Average Grant-Date Fair Value per AwardWeighted Average Remaining Contractual Terms (Years)Aggregate Intrinsic Value
(in millions)
Options outstanding at December 31, 2021
300,000 $5.26 
Granted— $— 
Exercised— $— 
Cancelled— $— 
Options outstanding at December 31, 2022
300,000 $5.26 7.1$2.4 
Share-Based Payment Arrangement, Restricted Stock Unit, Activity
Number of Restricted Stock Units
Weighted Average Grant-Date
Fair Value per Award
Restricted stock units outstanding at December 31, 2021
1,924,450 $22.00 
Granted651,674 $25.65 
Vested(646,492)$21.94 
Forfeited(189,466)$23.68 
Restricted stock units outstanding at December 31, 2022
1,740,166 $23.20 
Share-based Payment Arrangement, Performance Shares, Activity [Table Text Block]
Number of Performance Units
Weighted Average Grant-Date
Fair Value per Award
Performance units outstanding at December 31, 2021
1,155,281 $23.28 
Granted246,884 $29.80 
Vested(196,113)$24.16 
Forfeited(284,661)$20.96 
Performance units outstanding at December 31, 2022
921,391 $25.56 
Share-Based Payment Arrangement, Outstanding Award, Activity, Excluding Option
Number of Restricted Stock Awards
Weighted Average Grant-Date
Fair Value per Award
Restricted stock awards outstanding at December 31, 2021
769,014 $15.67 
Granted26,339 $25.43 
Vested(92,972)$18.74 
Forfeited(47,331)$17.01 
Restricted stock awards outstanding at December 31, 2022 (1)
655,050 $15.53