v2.4.0.8

Available for Sale Securities (Schedule of Available-for-sale Securities in Continuous Unrealized Loss Position) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Fair Value:
Less Than or Equal to One Year	$ 5,987	$ 1,152
More Than One Year	289	343
Gross Unrealized Losses:
Less Than or Equal to One Year	(96)	(6)
More Than One Year	(4)	(10)
U.S. Treasury securities and obligations of U.S. government authorities and agencies
Fair Value:
Less Than or Equal to One Year	3,754	612
More Than One Year	287	0
Gross Unrealized Losses:
Less Than or Equal to One Year	(52)	(3)
More Than One Year	(4)	0
Corporate securities
Fair Value:
Less Than or Equal to One Year	2,233	540
More Than One Year	0	149
Gross Unrealized Losses:
Less Than or Equal to One Year	(44)	(3)
More Than One Year	0	(2)
Asset-backed securities
Fair Value:
Less Than or Equal to One Year	0	0
More Than One Year	2	194
Gross Unrealized Losses:
Less Than or Equal to One Year	0	0
More Than One Year	$ 0	$ (8)

X

- Definition

Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses, Accumulated in Investments

+ References

No definition available.

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- Definition

Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses, Accumulated in Investments

+ References

No definition available.

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- Definition

This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

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

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- Definition

This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

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

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