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Stock-Based Compensation - Schedule of Stock Option Activity (Details) - $ / shares
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
WillScot Options      
Options      
Beginning balance (in shares) 534,188 534,188 534,188
Converted at merger (in shares)     0
Exercised (in shares) 0 0 0
Ending balance (in shares) 534,188 534,188 534,188
Weighted-Average Exercise Price per Share      
Beginning balance (in USD per share) $ 13.60 $ 13.60 $ 13.60
Converted at merger (in USD per share)     0
Exercised (in USD per share) 0 0 0
Ending balance (in USD per share) $ 13.60 $ 13.60 $ 13.60
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]      
Fully vested and exercisable options (in shares) 534,188    
Fully vested and exercisable options, weighted-average exercise price per share (in USD per share) $ 13.60    
Converted Mobile Mini Options      
Options      
Beginning balance (in shares) 864,276 1,527,643 2,031,455
Converted at merger (in shares)     (6,240)
Exercised (in shares) (35,030) (663,367) (497,572)
Ending balance (in shares) 829,246 864,276 1,527,643
Weighted-Average Exercise Price per Share      
Beginning balance (in USD per share) $ 12.91 $ 14.66 $ 14.78
Converted at merger (in USD per share)     12.19
Exercised (in USD per share) 14.21 16.93 15.21
Ending balance (in USD per share) $ 12.86 $ 12.91 $ 14.66
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]      
Fully vested and exercisable options (in shares) 829,246    
Fully vested and exercisable options, weighted-average exercise price per share (in USD per share) $ 12.86