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Variable Interest Entities (Narrative) (Details) - Variable Interest Entity, Primary Beneficiary [Member]
$ in Millions
May. 21, 2014
USD ($)
Nov. 01, 2015
entity
Feb. 01, 2015
entity
Variable Interest Entity [Line Items]      
Number of variable interest entity | entity   1 1
SE [Member]      
Variable Interest Entity [Line Items]      
Net book value of real property acquired $ 3.0    
Total consideration of real property acquired 5.0    
Gain on disposal of assets 2.0    
Mortgage note assumed on property acquired 3.4    
Payment of remaining consideration for real property acquired $ 1.6