CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Treasury Stock	Non-controlling Interest	Total
Beginning Balance (in shares) at Dec. 31, 2017	65,897,866
Beginning Balance at Dec. 31, 2017	$ 424,694	$ 154,324	$ (1,461)		$ 15,027	$ 592,584
Increase (Decrease) in Stockholders' Equity
Additional ownership interest acquired in Artisan Park, LLC	297				(297)
Capital contribution from non-controlling interest					64	64
Stock based compensation expense	28					28
Issuance of common stock for officer compensation, net of tax withholding	$ 204					204
Issuance of common stock for officer compensation, net of tax withholding (in shares)	9,956
Repurchase of common shares				$ (13,695)		(13,695)
Repurchase of common shares (in shares)	(764,825)
Adoption of ASU 2018-02 Income Statement - Reporting Comprehensive Income		313	(313)
Other comprehensive income, net of tax			246			246
Net income		757			(132)	625
Ending Balance at Mar. 31, 2018	$ 425,223	155,838	(832)	(13,695)	14,662	581,196
Ending Balance (in shares) at Mar. 31, 2018	65,142,997
Increase (Decrease) in Stockholders' Equity
Adoption of ASU, net of tax | ASU 2014-09		1,140				$ 1,140
Adoption of ASU, net of tax | ASU 2016-01		(696)	696
Beginning Balance (in shares) at Dec. 31, 2018	60,672,034					60,672,034
Beginning Balance at Dec. 31, 2018	$ 331,395	187,450	(674)		14,940	$ 533,111
Increase (Decrease) in Stockholders' Equity
Capital contribution from non-controlling interest					1,683	1,683
Stock based compensation expense	$ 13					13
Repurchase of common shares				(7,073)		(7,073)
Repurchase of common shares (in shares)	(471,500)
Other comprehensive income, net of tax			606			606
Net income		1,997			(17)	1,980
Ending Balance at Mar. 31, 2019	$ 331,408	$ 189,447	$ (68)	$ (7,073)	$ 16,606	$ 530,320
Ending Balance (in shares) at Mar. 31, 2019	60,200,534					60,200,534