Annual report pursuant to Section 13 and 15(d)

Commitments And Contingencies (Other) (Narrative) (Details)

v3.6.0.2
Commitments And Contingencies (Other) (Narrative) (Details)
$ in Billions
12 Months Ended
Dec. 31, 2016
USD ($)
property
Property Lock-Ups [Member]  
Commitments And Contingencies [Line Items]  
Expiration year 2016
Property Lock-Ups Expired [Member]  
Commitments And Contingencies [Line Items]  
Number of properties | property 107
Properties aggregate net book value | $ $ 1.2