Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2016

Fair Value Disclosures [Abstract]

Fair value and carrying values for notes and bonds payable, mortgage notes receivable, and notes receivable

The table below details the fair values and carrying values for notes and bonds payable at March 31, 2016 and December 31, 2015.

	March 31, 2016				December 31, 2015
(Dollars in millions)	Carrying Value		Fair Value		Carrying Value		Fair Value
Notes and bonds payable (1)	$	1,418.3	$	1,453.7	$	1,425.0	$	1,439.0

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(1) Level 3 - Fair value derived from valuation techniques in which one or more significant inputs or significant value drivers is unobservable.