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FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES (Details 4) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Auction rate securities |  |  |  |
Fair value of level 3 financial assets, roll forward |  |  |  |
Balance at the beginning of the period | $ 3,246 | $ 12,819 | $ 3,910 | $ 16,184
Total gains (losses) for the period: Included in earnings | 141 | 648 | 202 | 732
Settlements | (1,900) | (8,625) | (2,625) | (12,074)
Balance at the end of the period | 1,487 | 4,842 | 1,487 | 4,842
Put options |  |  |  |
Fair value of level 3 financial assets, roll forward |  |  |  |
Balance at the beginning of the period | 189 | 994 | 250 | 1,092
Total gains (losses) for the period: Included in earnings | (141) | (674) | (202) | (772)
Balance at the end of the period | $ 48 | $ 320 | $ 48 | $ 320

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- Definition Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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