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Note O - Commitments, Contingencies and Other (Detail) - (Table 1) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 60 Months Ended
Dec. 31, 2012
More than One and within Two Years from Balance Sheet Date [Member]
Dec. 31, 2013
More than Two and within Three Years from Balance Sheet Date [Member]
Dec. 31, 2014
More than Three and within Four Years from Balance Sheet Date [Member]
Dec. 31, 2015
More than Four and within Five Years from Balance Sheet Date [Member]
Dec. 31, 2016
More than Five Years from Balance Sheet Date and Thereafter [Member]
Dec. 31, 2016
Total [Member]
Salary Commitments $ 5,065 $ 3,123 $ 993 $ 500 $ 250 $ 9,931