XML 84 R7.htm IDEA: XBRL DOCUMENT ﻿
v2.3.0.11

Consolidated Statements of Beneficiaries' Equity (Unaudited) (Parenthetical) (USD $) | 6 Months Ended
--- | ---
Jun. 30, 2011 | Jun. 30, 2010
Distributions declared, per share | $ 0.30 | $ 0.30
Cumulative Distributions |  |
Distributions declared, per share | $ 0.30 | $ 0.30
Non-Controlling Interests |  |
Distributions declared, per share | $ 0.30 | $ 0.30

X
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
Name: | us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap
Data Type: | us-types:perShareItemType
Balance Type: | na
Period Type: | duration