Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Comprehensive income attributable to common stockholders
Net income	$ 2,912	$ 5,762	$ 4,103
Other comprehensive income/(loss):
Unrealized loss on available for sale securities	(188)	(208)	(348)
Benefit plan adjustments	(1,301)	(3,168)	2,218
Benefit plan reclassification for losses included in net income	536	407	0
Equity in other comprehensive income of unconsolidated joint venture	0	0	0
Unrealized interest rate swap gains/(losses)	678	(2,227)	0
Other comprehensive (loss) income before taxes	(41)	(6,199)	2,968
Benefit (provision) for income taxes related to other comprehensive loss items	38	2,644	(1,183)
Other comprehensive (loss) income	(3)	(3,555)	1,785
Comprehensive income	2,909	2,207	5,888
Comprehensive (loss) income attributable to non-controlling interests	(38)	107	(62)
Comprehensive income attributable to common stockholders	2,947	2,100	5,950
SERP
Other comprehensive income/(loss):
Benefit plan adjustments	234	(1,003)	$ 1,098
Benefit plan reclassification for losses included in net income	$ (1,063)	$ (1,376)