Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Comprehensive income attributable to common stockholders
Net income	$ 5,762us-gaap_ProfitLoss	$ 4,103us-gaap_ProfitLoss	$ 4,283us-gaap_ProfitLoss
Other comprehensive income/(loss):
Unrealized gains/(losses) on available for sale securities	(208)	(348)	182
Benefit plan adjustments	(3,168)	2,218	(922)
Benefit plan reclassification for losses included in net income	407	0	0
Equity in other comprehensive income of unconsolidated joint venture	0	0	152
Unrealized interest rate swap losses	(2,227)	0	0
Other comprehensive income/(loss) before taxes	(6,199)	2,968	(600)
(Provision) benefit for income taxes related to other comprehensive loss items	2,644us-gaap_OtherComprehensiveIncomeLossTax	(1,183)us-gaap_OtherComprehensiveIncomeLossTax	238us-gaap_OtherComprehensiveIncomeLossTax
Other comprehensive income/(loss)	(3,555)	1,785	(362)
Comprehensive income	2,207	5,888	3,921
Comprehensive income/(loss) attributable to non-controlling interests	107	(62)	(158)
Comprehensive income attributable to common stockholders	2,100us-gaap_ComprehensiveIncomeNetOfTax	5,950us-gaap_ComprehensiveIncomeNetOfTax	4,079us-gaap_ComprehensiveIncomeNetOfTax
SERP
Other comprehensive income/(loss):
Benefit plan adjustments	(1,003)	1,098	(12)
Benefit plan reclassification for losses included in net income	$ (1,376)	$ 974

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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