Other Gains and Charges - Activity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	$ 53,371	$ 28,148	$ 162,130	$ 79,866
Legal matters
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	12,612	11,038	55,773	11,738
Accelerated stock compensation
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	0	1,688	1,599	3,421
Accelerated software depreciation
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	0	0	0	6,145
Other(1)
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	(2,087)	588	(1,099)	1,261
Acima Holdings \| Acima acquired assets depreciation and amortization
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	14,900	14,901	44,700	46,447
Acima Holdings \| Acima equity consideration vesting
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	0	0	0	4,893
Brigit \| Asset impairments
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	11,583	(67)	11,789	5,961
Brigit \| Brigit acquired assets depreciation and amortization
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	6,216	0	16,576	0
Brigit \| Brigit equity consideration vesting
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	5,101	0	15,565	0
Brigit \| Brigit replacement awards and other compensation
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	4,495	0	10,567	0
Brigit \| Brigit transaction costs
Unusual or Infrequent Item, or Both [Line Items]
Other gains and charges	$ 551	$ 0	$ 6,660	$ 0

UPBOUND GROUP, INC. 10-Q