XML 14 R48.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Capital - Distributions (Details) (USD $) | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
Stockholders' Equity Note Disclosure, Disclosure of Compensation Related Costs, Share-based Payments and Earnings Per Share [Abstract] |  |
Distributions paid to OP unitholders | $ 22,700,000 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders | $ 20,900,000 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
Distributions paid to preferred unitholders | $ 234,000 esrt_PaymentsofPrivatePerpetualPreferredUnitsDistributions |

X
- Definition Payments of Private Perpetual Preferred Units Distributions + References No definition available. + Details
Name: | esrt_PaymentsofPrivatePerpetualPreferredUnitsDistributions
Namespace Prefix: | esrt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | esrt_StockholdersEquityNoteDisclosureDisclosureofCompensationRelatedCostsSharebasedPaymentsandEarningsPerShareAbstract
Namespace Prefix: | esrt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration