XML 64 R54.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Land and Development (Schedule of Land and Development) (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Land and Development Assets |  |  |
Total land and development, net | $ 650,531 |  | $ 860,311
Capital expenditures on land and development assets | (98,489) | $ (84,966) |
Land & Development |  |  |
Land and Development Assets |  |  |
Land and land development, at cost | 658,905 |  | 868,692
Less: accumulated depreciation | (8,374) |  | (8,381)
Total land and development, net | $ 650,531 |  | $ 860,311

X
- Definition Land and land development + References No definition available. + Details
Name: | star_Landandlanddevelopment
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Payment for Capital Expenditures on Land and Development Assets + References No definition available. + Details
Name: | star_PaymentforCapitalExpendituresonLandandDevelopmentAssets
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Real Estate Investment Property, Accumulated Depreciation and Amortization + References No definition available. + Details
Name: | star_RealEstateInvestmentPropertyAccumulatedDepreciationAndAmortization
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying amount as of the balance sheet date, net of valuation allowances and impairment losses, of costs of land expected to be developed in the near term plus capitalized costs of development, for purposes of selling completed units to home buyers or commercial or industrial entities.. + References 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 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_InventoryRealEstateLandAndLandDevelopmentCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract
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: |