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Notes Payable Conversion - Additional Information (Detail) (USD $)
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3 Months Ended |
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Mar. 31, 2014
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| Debt Instrument [Line Items] | |
| Principal amount notes | $ 2,300,000 |
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Portion Of Debt To Be Converted In April And May 2014 [Member]
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| Debt Instrument [Line Items] | |
| Principal amount notes | $ 46,000 |
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Convertible Senior Subordinated Notes [Member]
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| Debt Instrument [Line Items] | |
| Convertible senior subordinated notes due 2024 | 0.75% |
| Conversion period description | 20 of the last 30 consecutive trading days ending on the last trading day of the calendar quarter ended December 31, 2013 |
| Conversion trigger period | 20 |
| Consecutive trading days | 30 days |
| Date of redemption | Apr. 02, 2014 |
| Percent of principal amount to be redeemed | 100.00% |
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- Definition
Debt instrument redemption date. No definition available.
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- Definition
Debt instrument redemption percentage. No definition available.
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| X | ||||||||||
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- Definition
The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Description of the conversion terms of a debt instrument which may include the conversion ratio (including all potential conversion ratios if contingently adjustable), type of debt or equity security into which the debt is convertible, the dollars of debt or the number of shares into which the instrument is convertible (or potentially convertible into), the conversion period, any contingencies associated with the conversion terms, and the existence and amount of a beneficial conversion feature. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instruments must exceed threshold percentage for a specified number of trading days to trigger conversion feature, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition
Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature. No definition available.
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- Definition
Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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