Name:	asps_CalendarYearAssetSalesMandatoryRepayments
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents the increase in additional borrowings on existing and new debt instruments under accordion feature.

No definition available.

Name:	asps_DebtInstrumentAccordionFeatureIncreaseInAdditionalBorrowings
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The leverage ratio required to be maintained under the credit facility covenants.

No definition available.

Name:	asps_DebtInstrumentCovenantLeverageRatio
Namespace Prefix:	asps_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

Represents the fixed rate used in the calculation of the base interest rate of the debt instrument.

No definition available.

Name:	asps_DebtInstrumentFixedBaseRate
Namespace Prefix:	asps_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The maximum amount by which net debt, as defined in the credit agreement entered into on April 3, 2018, may be reduced by marketable securities.

No definition available.

Name:	asps_NetDebtReductionbyMarketableSecurities
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Term Loan Amortization, Subsequent to Year Two

No definition available.

Name:	asps_TermLoanAmortizationSubsequenttoYearTwo
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Term Loan Amortization, Year One

No definition available.

Name:	asps_TermLoanAmortizationYearOne
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Term Loan Amortization, Year Two

No definition available.

Name:	asps_TermLoanAmortizationYearTwo
Namespace Prefix:	asps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of the total principal payments made during the annual reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_DebtInstrumentAnnualPrincipalPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

No definition available.

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

Face (par) amount of debt instrument at time of issuance.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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

Name:	us-gaap_LongtermDebtTypeAxis=asps_SeniorSecuredTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_VariableRateAxis=asps_DebtInstrumentVariableRateAdjustedEurodollarRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_DebtInstrumentAxis=asps_April32018CreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_DomesticLineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: