Investments - Schedule of Investment Maturity (Details) (USD $)
In Thousands, unless otherwise specified |
Mar. 31, 2015
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Dec. 31, 2014
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Investments, Debt and Equity Securities [Abstract] | ||
Maturing in one year or less | $ 118,898us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue | |
Maturing after one year through two years | 95,239cmrx_AvailableforSaleSecuritiesDebtMaturitiesYearOnethroughTwoFairValue | |
Total investments | $ 214,137us-gaap_AvailableForSaleSecurities | $ 159,087us-gaap_AvailableForSaleSecurities |
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- Definition
Available-for-Sale Securities, Debt Maturities, Year One through Two, Fair Value No definition available.
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- Definition
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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- Definition
Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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