Annual report pursuant to Section 13 and 15(d)

Deferred Charges - Narrative (Details)

v3.8.0.1
Deferred Charges - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Amortization of above and below Market Leases $ (2.4) $ (2.8) $ (2.0)
Deferred Lease Costs and Other Intangibles [Member]      
Amortization of Intangible Assets 17.8 16.8 $ 16.7
Other Liabilities [Member]      
Below Market Lease, Net $ 24.5 $ 27.6