Note F - Income Taxes (Details) (USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note F - Income Taxes (Details) [Line Items]
Deferred Tax Assets, Valuation Allowance	$ 193,000		$ 193,000
Net Operating Loss Carryforward Limitation On Use Percentage Ownership Change Minimum	50.00%		50.00%
Effective Income Tax Rate Reconciliation, Percent			25.10%	25.00%
Net Income (Loss) Attributable to Parent	1,994,000	1,570,000	1,994,000	1,570,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			34.00%
State and Local Jurisdiction [Member]
Note F - Income Taxes (Details) [Line Items]
Operating Loss Carryforwards	7,800,000		7,800,000
Operating Loss Carryforwards Expiration Year			2021
Foreign Tax Authority [Member] | Natural Alternatives International Europe Sa [Member]
Note F - Income Taxes (Details) [Line Items]
Effective Income Tax Rate Reconciliation, Percent			18.20%
Natural Alternatives International Europe Sa [Member]
Note F - Income Taxes (Details) [Line Items]
Net Income (Loss) Attributable to Parent			1,500,000
Undistributed Earnings of Foreign Subsidiaries	$ 12,900,000		$ 12,900,000