Note 4 - Investments (Detail) - Unaudited Summarized Financial Information for NKD Enterprises, LLC - Financial Position (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets	$ 121	$ 184
Non-current assets	3,012	3,012
Current liabilities	277	292
Stockholders’ equity	$ 2,856	$ 2,904

The amount of current assets reported by an equity method investment of the entity.

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+ Details

- Definition

The amount of current liabilities reported by an equity method investment of the entity.

+ References

+ Details

- Definition

Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.

+ References+ Details

- Definition

The amount of noncurrent assets reported by an equity method investment of the entity.

+ References

+ Details