Condensed Consolidated Financial Statements Detail - Additional Information 2 (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2016 |
Dec. 31, 2015 |
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| Marketable Securities [Abstract] | ||
| Marketable securities | $ 0.4 | $ 0.5 |
| Unrealized loss on securities available for marketable securities | $ 0.1 |
| X | ||||||||||
- Definition Amount of unrealized gain (loss) on investments in debt and equity securities classified as available-for-sale securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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