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Investments (Details Textual)	Jun. 30, 2015 investment
Investments, Debt and Equity Securities [Abstract]
Number of securities in gross unrealized loss position	51
Number of securities in gross unrealized loss position for longer than 12 months	4

X

- Definition

Number of investment positions in available-for-sale investments in a continuous unrealized loss position for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 320



-SubTopic 10



-Section 50



-Paragraph 6



-Subparagraph (b)(3)



-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

+ Details

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X

- Definition

Number of investment positions in available-for-sale investments that have been in a continuous unrealized loss position for greater than or equal to a year for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement.

+ References

No definition available.

+ Details

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- References

No definition available.

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