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Stockholders' Equity (Details) - USD ($)
$ / shares in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract]          
Preferred stock, issued     0 0  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)     647,000 396,000 290,000
Common stock shares available for future awards     5,300,000    
Shares vested     450,000 681,000 540,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Nonvested beginning of the year (shares)   929,000 756,000 1,055,000 1,320,000
Granted (shares)     647,000 396,000 290,000
Vested (shares)     (450,000) (681,000) (540,000)
Forfeited (shares)     (24,000) (14,000) (15,000)
Nonvested end of the year (shares) 1,320,000   929,000 756,000 1,055,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]          
Beginning balance (in dollars per share)   $ 17.9 $ 19.6 $ 23.7 $ 27.9
Granted (in dollars per share)     10.1 10.8 7.8
Vested (in dollars per share)     (11.2) (14.5) (11.7)
Forfeited (in dollars per share)     (0.6) (0.4) (0.3)
Ending balance (in dollars per share) $ 27.9   $ 17.9 $ 19.6 $ 23.7
Weighted average grant date fair value, reduction due to prior year correction $ 4,600,000        
Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Income target attainment measurement period     3 years    
Restricted stock and RSUs [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based compensation expense     $ 9,600,000 $ 9,800,000 $ 9,700,000
Unrecognized compensation expense     $ 6,500,000    
Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Forfeited (shares)     (50,050) (48,598) (21,848)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]          
Granted (in dollars per share)     $ 13.5 $ 14.7 $ 12.9
Forfeited (in dollars per share)     $ (1.4) $ (1.1) $ (0.5)
PSU [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Adjustment percentage     (10.00%) 20.00% 20.00%
PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Performance measurement period     3 years    
Share based compensation expense     $ (6,700,000) $ 14,600,000 $ 11,400,000
Common stock shares available for future awards     2,200,000    
Unrecognized compensation expense     $ 0    
TSR Modifier [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Performance measurement period       3 years  
2016 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares vested         329,897
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Vested (shares)         (329,897)
2017 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares vested       669,898  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Vested (shares)       (669,898)  
2018 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)         456,318
Shares vested     301,170    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Granted (shares)         456,318
Vested (shares)     (301,170)    
2019 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)       479,364  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Granted (shares)       479,364  
2020 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)     673,962    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Granted (shares)     673,962    
Minimum | Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period     3 years    
Minimum | PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Expected compensation cost     $ 0    
Minimum | 2018, 2019 and 2020 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Attainment level range (percent)     25.00%    
Maximum | Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period     5 years    
Maximum | PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Expected compensation cost     $ 52,000,000    
Maximum | 2018, 2019 and 2020 PSU [Member] | Performance Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Attainment level range (percent)     200.00%    
Forecast [Member] | Restricted stock and RSUs [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based compensation expense   $ 4,800,000      
Revolving Credit Facility [Member] | Domestic Bank Group $500 million asset-based credit facility [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Debt covenant, line of credit facility remaining borrowing capacity after dividends, upper threshold     $ 150,000,000    
Debt covenant, line of credit facility remaining borrowing capacity after dividends as percent of maximum borrowing capacity, upper threshold     30.00%    
Debt covenant, line of credit facility remaining borrowing capacity after dividends, lower threshold     $ 75,000,000    
Debt covenant, line of credit facility remaining borrowing capacity after dividends as percent of maximum borrowing capacity, lower threshold     15.00%    
Fixed charge coverage ratio     1.00