CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - 6 months ended Jun. 30, 2018 - USD ($) $ in Thousands	Directors Common Stock	Directors	Officer Common Stock	Officer	Common Stock	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Treasury Stock	Non-controlling Interest	Total
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2017					65,897,866					65,897,866
Beginning Balance at Dec. 31, 2017					$ 424,694	$ 154,324	$ (1,461)		$ 15,027	$ 592,584
Increase (Decrease) in Stockholders' Equity
Capital contribution from non-controlling interest									887	$ 887
Allocation of ownership interest in Pier Park Crossings JV					(490)				490
Additional ownership interest acquired in Artisan Park, LLC					$ 297				(297)
Issuance of common stock (in shares)			9,956
Issuance of common stock	$ 43	$ 43	$ 192	$ 192
Repurchase of common shares (in shares)					(4,065,160)					(4,065,160)
Repurchase of common shares								$ (72,463)		$ (72,463)
Adoption of ASU 2018-02 Income Statement - Reporting Comprehensive Income						313	(313)
Other comprehensive income							465			465
Net income						26,952			(260)	$ 26,692
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2018					61,842,662					61,842,662
Ending Balance at Jun. 30, 2018					$ 424,736	182,033	(613)	$ (72,463)	$ 15,847	$ 549,540
Increase (Decrease) in Stockholders' Equity
Adoption of ASU | ASU 2014-09						1,140				$ 1,140
Adoption of ASU | ASU 2016-01						$ (696)	$ 696