2101100 - Disclosure - Basis of Presentation:
link:presentationLink
link:calculationLink
link:definitionLink
2114100 - Disclosure - Commitments and Contingencies:
link:presentationLink
link:calculationLink
link:definitionLink
1001000 - Statement - Condensed Consolidated Balance Sheets
link:presentationLink
link:calculationLink
link:definitionLink
1004000 - Statement - Condensed Consolidated Statements of Cash Flows
link:presentationLink
link:calculationLink
link:definitionLink
1003000 - Statement - Condensed Consolidated Statements of Comprehensive Income
link:presentationLink
link:calculationLink
link:definitionLink
1002000 - Statement - Condensed Consolidated Statements of Income
link:presentationLink
link:calculationLink
link:definitionLink
0001000 - Document - DEI Document
link:presentationLink
link:calculationLink
link:definitionLink
2105100 - Disclosure - Fair Value Measurement:
link:presentationLink
link:calculationLink
link:definitionLink
2405402 - Disclosure - Fair Value Measurement: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2305301 - Disclosure - Fair Value Measurement: (Tables)
link:presentationLink
link:calculationLink
link:definitionLink
2112100 - Disclosure - Income Taxes:
link:presentationLink
link:calculationLink
link:definitionLink
2412401 - Disclosure - Income Taxes: Effective tax rate (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2108100 - Disclosure - Inventories:
link:presentationLink
link:calculationLink
link:definitionLink
2408402 - Disclosure - Inventories: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2308301 - Disclosure - Inventories: (Tables)
link:presentationLink
link:calculationLink
link:definitionLink
2106100 - Disclosure - Investment Securities:
link:presentationLink
link:calculationLink
link:definitionLink
2406402 - Disclosure - Investment Securities: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2306301 - Disclosure - Investment Securities: (Tables)
link:presentationLink
link:calculationLink
link:definitionLink
2111100 - Disclosure - Major Customer:
link:presentationLink
link:calculationLink
link:definitionLink
2411401 - Disclosure - Major Customer: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2110100 - Disclosure - Net Income Per Share:
link:presentationLink
link:calculationLink
link:definitionLink
2410402 - Disclosure - Net Income Per Share: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2310301 - Disclosure - Net Income Per Share: (Tables)
link:presentationLink
link:calculationLink
link:definitionLink
2102100 - Disclosure - New Accounting Pronouncements:
link:presentationLink
link:calculationLink
link:definitionLink
2109100 - Disclosure - Property and Equipment:
link:presentationLink
link:calculationLink
link:definitionLink
2409402 - Disclosure - Property and Equipment: (Details)
link:presentationLink
link:calculationLink
link:definitionLink
2309301 - Disclosure - Property and Equipment: (Tables)
link:presentationLink
link:calculationLink
link:definitionLink