Business Combination - Preliminary fair value of the assets acquired and liabilities assumed (Details) - USD ($) $ in Thousands	5 Months Ended
	Dec. 31, 2025	Sep. 30, 2025	Aug. 01, 2025	Jul. 31, 2025	Jul. 03, 2025	Dec. 31, 2024
Business Combination [Line Items]
Intangible assets, net				$ 38,360
Implied goodwill	$ 189,881	$ 189,881	$ 510,064	454,217		$ 39,718
Restatement Adjustment
Liabilities Assumed:
Pension liabilities	(3,800)
XBP Europe Holdings, Inc
Business Combination [Line Items]
Cash and cash equivalents	1,485
Accounts receivable	29,467
Inventory	4,292
Prepaid expenses and other current assets	8,998
Property, plant and equipment	14,156
Right-of-use assets	4,774
Deferred income tax assets	830
Related party long term notes receivable	19,864
Other noncurrent assets	944
Intangible assets, net	38,360
Implied goodwill	55,956
Total identifiable assets acquired	179,126
Liabilities Assumed:
Accounts payable	17,290
Related party payables	4,129
Accrued liabilities	28,685
Accrued compensation and benefits	23,056
Customer deposits	378
Deferred revenue	5,123			5,100
Operating lease liabilities	4,828
Long-term debts	49,014				$ 49,000
Related party notes payable	1,597
Deferred tax liabilities	3,525
Pension liabilities	7,338
Other long-term liabilities	1,835
Total liabilities assumed	146,798
Total Consideration	32,328			$ 32,300
XBP Europe Holdings, Inc | As Previously Reported
Business Combination [Line Items]
Cash and cash equivalents	1,485
Accounts receivable	29,467
Inventory	4,292
Prepaid expenses and other current assets	6,824
Property, plant and equipment	14,156
Right-of-use assets	4,774
Deferred income tax assets	3,177
Related party long term notes receivable	19,864
Other noncurrent assets	944
Intangible assets, net	38,360
Implied goodwill	55,847
Total identifiable assets acquired	179,190
Liabilities Assumed:
Accounts payable	17,290
Related party payables	4,129
Accrued liabilities	24,946
Accrued compensation and benefits	23,056
Customer deposits	378
Deferred revenue	5,123
Operating lease liabilities	4,828
Long-term debts	49,014
Related party notes payable	1,597
Deferred tax liabilities	3,525
Pension liabilities	11,141
Other long-term liabilities	1,835
Total liabilities assumed	146,862
Total Consideration	32,328
XBP Europe Holdings, Inc | Restatement Adjustment
Business Combination [Line Items]
Cash and cash equivalents	0
Accounts receivable	0
Inventory	0
Prepaid expenses and other current assets	2,174
Property, plant and equipment	0
Right-of-use assets	0
Deferred income tax assets	(2,347)
Related party long term notes receivable	0
Other noncurrent assets	0
Intangible assets, net	0
Implied goodwill	109
Total identifiable assets acquired	(64)
Liabilities Assumed:
Accounts payable	0
Related party payables	0
Accrued liabilities	3,739
Accrued compensation and benefits	0
Customer deposits	0
Deferred revenue	0
Operating lease liabilities	0
Long-term debts	0
Related party notes payable	0
Deferred tax liabilities	0
Pension liabilities	(3,803)
Other long-term liabilities	0
Total liabilities assumed	(64)
Total Consideration	0
Increase in accrued liabilities	700
Decrease in implied goodwill	3,100
Increase in accrued liabilities	3,000
Increase in implied goodwill	$ 3,200