Note P - Subsequent Event (Details) (USD $)	3 Months Ended	0 Months Ended
Jun. 29, 2014	Aug. 06, 2014 Employee Stock Option [Member] Subsequent Event [Member]	Aug. 06, 2014 Subsequent Event [Member]
Note P - Subsequent Event (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	0		50,000
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price			$ 53.89
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period		5 years

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration