Fair Value Measurements and Marketable Securities - Marketable Securities with Unrealized Losses (Detail) (USD $)
In Thousands, unless otherwise specified |
Mar. 31, 2013
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Schedule of Available-for-sale Securities [Line Items] | |
Marketable securities, In loss position for less than twelve months, Fair Value | $ 26,769 |
Marketable securities, In loss position for less than twelve months, Unrealized Loss | (13) |
Government securities [Member]
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Schedule of Available-for-sale Securities [Line Items] | |
Marketable securities, In loss position for less than twelve months, Fair Value | 6,653 |
Marketable securities, In loss position for less than twelve months, Unrealized Loss | (1) |
Corporate debt securities [Member]
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Schedule of Available-for-sale Securities [Line Items] | |
Marketable securities, In loss position for less than twelve months, Fair Value | 20,116 |
Marketable securities, In loss position for less than twelve months, Unrealized Loss | $ (12) |
X | ||||||||||
- Definition
Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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