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	7,840				3,725		4,115
Change in net unrealized gain on securities available for sale, net of tax	(57)					(77)	20
Foreign currency translation adjustments	691					320	371
Stock-based compensation expense	167			167
Sales of subsidiary shares in noncontrolling interests	691			484			207
Investments in majority-owned entities	523						523
Distributions to noncontrolling interests	(5,929)						(5,929)
Balances at Mar. 31, 2011	128,666	118	(10,923)	105,689	(2,101)	178	35,705
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	9,473				8,365		1,108
Change in net unrealized gain on securities available for sale, net of tax	460					447	13
Foreign currency translation adjustments	1,607					1,290	317
Issuance of common stock under stock-based compensation plans		2		(2)
Stock-based compensation expense	204			204
Distributions to noncontrolling interests	(2,189)						(2,189)
Balances at Mar. 31, 2012	$ 146,958	$ 121	$ (10,923)	$ 106,532	$ 26,756	$ (204)	$ 24,676