XML 107 R74.htm IDEA: XBRL DOCUMENT v3.3.0.814

Commitments and Contingencies (Unfunded Commitments) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Percentage of capital committed to strategic investments that may be drawn down	100.00%
Unfunded Financial Commitments [Line Items]
Performance-Based Commitments	$ 699,772
Strategic Investments	45,890
Discretionary Fundings	5,000
Total	750,662
Loans and Other Lending Investments
Unfunded Financial Commitments [Line Items]
Performance-Based Commitments	620,370
Strategic Investments	0
Discretionary Fundings	5,000
Total	625,370
Real Estate
Unfunded Financial Commitments [Line Items]
Performance-Based Commitments	18,586
Strategic Investments	0
Discretionary Fundings	0
Total	18,586
Other Investments
Unfunded Financial Commitments [Line Items]
Performance-Based Commitments	60,816
Strategic Investments	45,890
Discretionary Fundings	0
Total	$ 106,706

X

- Definition

Represents the off-balance sheet maximum amount of potential additional fundings which the entity will make available to a borrower or tenant for an expansion or addition to a project if it approves of the expansion or addition at its sole discretion.

+ References

No definition available.

+ Details

Name:	star_DiscretionaryFundings
Namespace Prefix:	star_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents the off-balance sheet maximum other commitments of the entity.

+ References

No definition available.

+ Details

Name:	star_OtherCommitments
Namespace Prefix:	star_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents the percentage of capital committed to strategic investments by the entity that may be drawn down.

+ References

No definition available.

+ Details

Name:	star_PercentageOfCapitalCommittedThatMayBeDrawnDown
Namespace Prefix:	star_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the off-balance sheet unfunded maximum amount of funds for construction and development loans and build-outs of space in net lease assets over a period of time if and when the borrowers and tenants meet established milestones and other performance criteria.

+ References

No definition available.

+ Details

Name:	star_PerformanceBasedCommitments
Namespace Prefix:	star_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents certain off-balance sheet unfunded commitments of the entity.

+ References

No definition available.

+ Details

Name:	star_UnfundedCommitments
Namespace Prefix:	star_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	star_UnfundedFinancialCommitmentsLineItems
Namespace Prefix:	star_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Details

Name:	star_UnfundedFinancialCommitmentsAxis=us-gaap_LoansReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	star_UnfundedFinancialCommitmentsAxis=us-gaap_RealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	star_UnfundedFinancialCommitmentsAxis=us-gaap_OtherInvestmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: