Investments - Summary of Investments (Detail) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Investments Schedule [Abstract] | ||
| Marketable securities | $ 41,496 | $ 50,251 |
| Equity method investments | 9,007 | 7,209 |
| Nonqualified retirement plan assets | 5,310 | 5,063 |
| Other investments | 925 | 925 |
| Total investments | $ 56,738 | $ 63,448 |
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- References No definition available.
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Sum of the carrying amounts as of the balance sheet date of all investments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- 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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- Definition Other investments not otherwise specified in the taxonomy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Investments In Nonqualified Retirement Plan Assets No definition available.
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