Note A - Summary Of Significant Accounting Policies (Detail) - Assets And Liabilities Carried At Fair Value Measured On A Recurring Basis (USD $)	Dec. 31, 2012		Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Forward exchange contracts – assets	$ 171,000		$ 1,321,000
Forward exchange contracts – liabilities	1,057,000		306,000
Contingent purchase price (“CPP”) (1)	2,644,000		3,739,000	3,689,000	0
Estimate of Fair Value, Fair Value Disclosure [Member]
Forward exchange contracts – assets	171,000
Forward exchange contracts – liabilities	1,057,000
Contingent purchase price (“CPP”) (1)	2,644,000	[1]
Fair Value, Inputs, Level 1 [Member]
Forward exchange contracts – assets	0
Forward exchange contracts – liabilities	0
Contingent purchase price (“CPP”) (1)	0	[1]
Fair Value, Inputs, Level 2 [Member]
Forward exchange contracts – assets	171,000
Forward exchange contracts – liabilities	1,057,000
Contingent purchase price (“CPP”) (1)	0	[1]
Fair Value, Inputs, Level 3 [Member]
Forward exchange contracts – assets	0
Forward exchange contracts – liabilities	0
Contingent purchase price (“CPP”) (1)	$ 2,644,000	[1]

[1] See Note O for further discussion of valuation.