Note 7 - Long-Lived Assets (Detail) - Goodwill by Reporting Segment (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2012
Balance, December 31, 2011	$ 8,244
Balance, June 30, 2012	40,103
Acquired goodwill	33,655
Accumulated impairment (see Note 3)	(1,796)
Sports-Related [Member]
Balance, December 31, 2011	1,989
Balance, June 30, 2012	193
Accumulated impairment (see Note 3)	(1,796)
Oilfield Service Business [Member]
Balance, December 31, 2011	6,255
Balance, June 30, 2012	39,910
Acquired goodwill	$ 33,655

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details

- Definition

The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

+ References+ Details

- Definition

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

+ References

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