OTHER INCOME (EXPENSE), NET (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Other Income and Expenses [Abstract]
Interest income (expense)	$ 262	$ 212	$ 1,011	$ 318
Other, net	145	247	1,346	1,074
Total	$ 407	$ 459	$ 2,357	$ 1,392

The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Amounts exclude: (a) equity loss in affiliate, (b) interest expense, (c) interest income, and (d) change in fair value of put options.

No definition available.

Name:	asps_OtherNonOperatingIncomeExpenseOther
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration