Unaudited Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Statement of Other Comprehensive Income [Abstract]
Net income (loss)	$ 3,952	$ 2,540	$ 4,295	$ 10,579
Other comprehensive income (loss):
Unrealized gains (losses) on available for sale securities	193	(274)	344	14
Benefit plan adjustments	0	(112)	0	(486)
Equity in other comprehensive income of unconsolidated joint venture	33	39	152	128
Other comprehensive income (loss) before taxes	226	(347)	496	(344)
(Provisions) Benefit for income taxes related to other comprehensive income (loss) items	(90)	109	(198)	109
Other comprehensive income (loss)	136	(238)	298	(235)
Comprehensive income (loss)	4,088	2,302	4,593	10,344
Comprehensive loss attributable to non-controlling interest	(69)	(18)		(77)
Comprehensive income (loss) attributable to common stockholders	$ 4,157	$ 2,320	$ 4,712	$ 10,421