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Amount of accumulated unrealized loss before deducting unrealized gain on investments in available-for-sale securities impacting investments.

No definition available.

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Represents the number of shares held as a percentage of the total shares outstanding at the end of the period.

No definition available.

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Represents the weighted average cost per common share of investments on the date of acquisition.

No definition available.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Original amount of cost-method investments at the acquisition date.

No definition available.

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Balance held at close of period in number of shares.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The cash inflow associated with the sale of equity securities classified as available-for-sale securities.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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