|
Note 3 - Commitments And Contingencies (Detail)
|
12 Months Ended | 24 Months Ended | 1 Months Ended | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2012
USD ($)
|
Dec. 31, 2012
USD ($)
|
Dec. 31, 2013
USD ($)
|
May 04, 2013
|
Dec. 31, 2011
USD ($)
|
Nov. 18, 2007
|
Oct. 31, 2007
USD ($)
|
Oct. 19, 2007
|
May 31, 2007
USD ($)
|
May 04, 2007
|
May 31, 2007
Series A Preferred Stock [Member]
|
Dec. 31, 2012
Korean Business Segment [Member]
USD ($)
|
May 31, 2007
Maximum [Member]
USD ($)
|
Nov. 18, 2007
Seven Year Warrants [Member]
|
Oct. 19, 2007
Seven Year Warrants [Member]
|
Oct. 31, 2007
Seven Year Warrants [Member]
|
Oct. 19, 2007
One Year Warrants [Member]
|
Oct. 31, 2007
One Year Warrants [Member]
|
Nov. 18, 2007
Five Year Warrants [Member]
|
Oct. 19, 2007
Five Year Warrants [Member]
|
Dec. 31, 2012
Korean Business Segment [Member]
KRW
|
|
| Operating Leases, Rent Expense | $ 740,000 | $ 744,000 | |||||||||||||||||||
| Purchase Obligation, Due in Next Twelve Months | 260,000 | ||||||||||||||||||||
| Purchase Requirement, Incremental Amount | 40,000 | ||||||||||||||||||||
| Other Assets, Noncurrent (in Won) | 258,000 | 258,000 | 241,000 | 94,000 | 100,000,000 | ||||||||||||||||
| Other Assets, Noncurrent | 258,000 | 258,000 | 241,000 | 94,000 | 100,000,000 | ||||||||||||||||
| Preferred Stock, Shares Issued (in Shares) | 1,759,307 | ||||||||||||||||||||
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares) | 3,704,854 | 3,704,854 | 1,495,952 | 3,141,499 | 1,759,307 | 2,059,307 | 1,495,952 | 1,495,952 | 1,495,952 | 1,495,952 | 149,595 | 149,595 | |||||||||
| Loss Contingency, Range of Possible Loss, Portion Not Accrued | 0.02 | 60,000 | |||||||||||||||||||
| Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item) | 5.00 | 5.00 | 3.52 | ||||||||||||||||||
| Convertible Debt | $ 4,250,000 | ||||||||||||||||||||
| Term of Warrant | 7 years | 7 years | 7 years | 1 year | 1 year | 5 years | 5 years | ||||||||||||||