Notes and Bonds Payable (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Schedule of Debt

The table below details the Company’s notes and bonds payable.

	Maturity Dates	Balance as of				Effective Interest Rate as of
(Dollars in thousands)		March 31, 2016		December 31, 2015		March 31, 2016
Unsecured Credit Facility	4/17	$	199,000	$	206,000	1.58	%
Unsecured Term Loan Facility, net	2/19	199,315		199,257		1.64	%
Senior Notes due 2021, net of discount and issuance costs	1/21	396,652		396,489		5.97	%
Senior Notes due 2023, net of discount and issuance costs	4/23	246,996		246,897		3.95	%
Senior Notes due 2025, net of discount and issuance costs	5/25	247,655		247,602		4.08	%
Mortgage notes payable, net of discounts and issuance costs and including premiums	8/16-5/40	128,729		128,747		5.25	%
		$	1,418,347	$	1,424,992