XML 33 R75.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Commitments and Contingencies (Narrative) (Details) - Land & Development - Real Estate Sales $ in Millions | Jan. 22, 2015 USD ($) a
--- | ---
Other Commitments [Line Items] |
Area of real estate property | a | 1,250
Unpaid purchase price | $ 114.0
Unpaid purchase price, interest rate | 12.00%
Court Settlement Payment Period | 30 days
Noncontrolling Interest, ownership percentage by noncontrolling owners | 15.00%

X
- Definition Court Settlement Payment Period + References No definition available. + Details
Name: | star_CourtSettlementPaymentPeriod
Namespace Prefix: | star_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Unpaid Purchase Price + References No definition available. + Details
Name: | star_UnpaidPurchasePrice
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid Purchase Price, Interest Rate + References No definition available. + Details
Name: | star_UnpaidPurchasePriceInterestRate
Namespace Prefix: | star_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RealEstatePropertiesAxis=us-gaap_LandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TransactionTypeAxis=star_RealEstateSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |