Note P - Form Athletics (Detail) - Change in the Form Athletics Contingent Purchase Price	3 Months Ended							12 Months Ended
	Jun. 30, 2011 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2012 EUR (€)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Jun. 30, 2010 USD ($)	Dec. 31, 2009 USD ($)	Dec. 31, 2011 Initial Recognition Of The NPV Of The CPP [Member] USD ($)	Dec. 31, 2010 Initial Recognition Of The NPV Of The CPP [Member] USD ($)	Dec. 31, 2011 Form Athletics [Member] USD ($)	Dec. 31, 2010 Form Athletics [Member] USD ($)
Beginning balance		$ 2,644,000	€ 2,000,000	$ 0	$ 2,110,000	$ 3,320,000	$ 0
Ending balance		2,644,000	2,000,000	0	2,110,000	3,320,000	0
Initial recognition and change in the net present value of the CPP	$ 2,110,000							$ 0	$ 2,110,000	$ (2,110,000)	$ 0