XML 72 R59.htm IDEA: XBRL DOCUMENT v3.3.1.900

Note 10 - Defined Contribution Plans (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 36,000	$ 40,000

X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration