Stock-Based Compensation - Restricted Stock Unit (Details) - RSU's	6 Months Ended
	Jun. 30, 2024 $ / shares shares
2018 Plan
Number of Units
Balance at the beginning of the period | shares	8
Vested | shares	(8)
Balance at the end of the period | shares
Weighted Average Grant Date Fair Value
Balance at the beginning of the period | $ / shares	$ 6,600.00
Vested | $ / shares	$ 6,600.00
Balance at the end of the period | $ / shares
2018 Plan | Minimum
Stock-Based Compensation
Vesting period	1 year
2018 Plan | Maximum
Stock-Based Compensation
Vesting period	2 years
XBP Europe 2024 Stock Incentive Plan
Number of Units
Granted | shares	3,325,329
Balance at the end of the period | shares	3,325,329
Weighted Average Grant Date Fair Value
Granted | $ / shares	$ 1.24
Balance at the end of the period | $ / shares	$ 1.24
Average Remaining Contractual Life (Years)
Weighted average remaining contractual life (in years)	2 years 8 months 12 days