XML 26 R42.htm IDEA: XBRL DOCUMENT v3.2.0.727

Loans and Investments (Details 7) - Jun. 30, 2015 $ in Millions	USD ($) item
Loans and Investments
Total interest reserves	$ 17.7
Number of loans | item	54
Aggregate unpaid principal balance	$ 756.4

X

- Definition

Amount of funds placed into an interest reserve, based on contractual requirements, to cover debt service costs.

+ References

No definition available.

+ Details

Name:	abr_FundedInterestReserves
Namespace Prefix:	abr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents the number of loans with funded interest reserves.

+ References

No definition available.

+ Details

Name:	abr_FundedInterestReservesNumberOfLoans
Namespace Prefix:	abr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of unpaid principal balance of receivables with funded interest reserves.

+ References

No definition available.

+ Details

Name:	abr_FundedInterestReservesUnpaidPrincipalBalance
Namespace Prefix:	abr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

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