Note 7 - Long-Lived Assets (Detail) - Intangible Assets, Net (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Intangible assets cost	$ 47,435	$ 5,835
Intangible assets accumulated amortization	(2,422)	(49)
Intangible assets net	45,013	5,786
Sports-Related [Member] | Customer Relationships [Member]
Intangible assets cost	235	235
Intangible assets accumulated amortization	(43)	(20)
Intangible assets net	192	215
Estimated Useful life	5 years	5 years
Oilfield Service Business [Member] | Customer Relationships [Member]
Intangible assets cost	43,100	4,700
Intangible assets accumulated amortization	(2,169)	(29)
Intangible assets net	40,931	4,671
Estimated Useful life	10 years	10 years
Oilfield Service Business [Member] | Trade Names [Member]
Intangible assets cost	4,100	900
Intangible assets accumulated amortization	(210)
Intangible assets net	3,890	900
Estimated Useful life	5 years	5 years
Oilfield Service Business [Member]
Intangible assets cost	47,200	5,600
Intangible assets accumulated amortization	(2,379)	(29)
Intangible assets net	$ 44,821	$ 5,571