COST OF REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Cost of Revenue [Abstract]
Compensation and benefits	$ 62,997	$ 68,502	$ 197,213	$ 184,273
Outside fees and services	66,952	62,086	175,021	186,279
Reimbursable expenses	26,456	39,149	89,242	100,220
Technology and telecommunications	10,630	13,388	32,878	34,078
Depreciation and amortization	6,815	5,599	20,481	15,678
Total	$ 173,850	$ 188,724	$ 514,835	$ 520,528

Represents the fees paid to external providers for provision of services.

No definition available.

Name:	asps_FeesPaidForProvisionOfServices
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of expense in the period for communications and data processing expense.

+ References

+ Details

Name:	us-gaap_CommunicationsAndInformationTechnology
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Cost associated with reimbursable income. This occurs when a services entity incurs expenses on behalf of the client and passes through the cost of reimbursable expenses to a client.

+ References

+ Details

Name:	us-gaap_CostOfReimbursableExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_CostOfRevenueAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Total costs related to services rendered by an entity during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 2

-Article 5

+ Details

Name:	us-gaap_CostOfServices
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Depreciation of property, plant and equipment directly related to services rendered by an entity during the reporting period.

+ References

+ Details

Name:	us-gaap_CostOfServicesDepreciationAndAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.

+ References

+ Details

Name:	us-gaap_CostOfServicesDirectLabor
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration