Unaudited Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net income	$ 630	$ 233
Other comprehensive income (loss):
Unrealized gains (losses) on available for sale securities	(43)	219
Equity in other comprehensive income of unconsolidated joint venture	0	55
Other comprehensive income (loss) before taxes	(43)	274
(Provisions) benefit for income taxes related to other comprehensive income (loss) items	17	(109)
Other comprehensive income (loss)	(26)	165
Total comprehensive income	604	398
Total comprehensive income (loss) attributable to non-controlling interests	15	(42)
Total comprehensive income attributable to common stockholders	$ 589	$ 440