CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock	Treasury Stock	Paid in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Income (Loss)	Non-controlling Interests
Balances at Dec. 31, 2010	$ 124,740	$ 118	$ (10,923)	$ 105,038	$ (5,826)	$ (65)	$ 36,398
Increase (Decrease) in Stockholders' Equity
Net earnings	33,041				24,217		8,824
Change in net unrealized gain on securities available for sale, net of tax	(965)					(763)	(202)
Foreign currency translation adjustments	(1,237)					(1,113)	(124)
Issuance of common stock under stock-based compensation plans	70	1		69
Stock-based compensation expense	739			739
Sales of subsidiary shares in noncontrolling interests	691			484			207
Distributions to noncontrolling interests	(19,904)						(19,904)
Other	228						228
Balances at Dec. 31, 2011	137,403	119	(10,923)	106,330	18,391	(1,941)	25,427
Increase (Decrease) in Stockholders' Equity
Net earnings	19,048				14,338		4,710
Change in net unrealized gain on securities available for sale, net of tax	60					45	15
Foreign currency translation adjustments	1,082					1,319	(237)
Issuance of common stock under stock-based compensation plans		2		(2)
Stock-based compensation expense	1,050			1,050
Deconsolidation and disposition of majority-owned entities (see Note 3)	(9,334)						(9,334)
Distributions to noncontrolling interests	(11,990)						(11,990)
Other	(52)						(52)
Balances at Dec. 31, 2012	$ 137,267	$ 121	$ (10,923)	$ 107,378	$ 32,729	$ (577)	$ 8,539