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	17,894				8,883		9,011
Change in net unrealized gain on securities available for sale, net of tax	(455)					(341)	(114)
Foreign currency translation adjustments	2,849					1,976	873
Issuance of common stock under stock-based compensation plans	70	1		69
Stock-based compensation expense	569			569
Sales of subsidiary shares in noncontrolling interests	691			484			207
Other	841						841
Distributions to noncontrolling interests	(12,771)						(12,771)
Balances at Sep. 30, 2011	134,428	119	(10,923)	106,160	3,057	1,570	34,445
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	19,422				14,619		4,803
Change in net unrealized gain on securities available for sale, net of tax	480					465	15
Foreign currency translation adjustments	996					1,233	(237)
Issuance of common stock under stock-based compensation plans		2		(2)
Stock-based compensation expense	773			773
Deconsolidation and disposition of majority-owned entities (see Note 3)	(9,334)						(9,334)
Other	(273)						(273)
Distributions to noncontrolling interests	(10,572)						(10,572)
Balances at Sep. 30, 2012	$ 138,895	$ 121	$ (10,923)	$ 107,101	$ 33,010	$ (243)	$ 9,829