Investments (Tables) |
12 Months Ended | |||||||||||||||||||||||||||
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Dec. 31, 2016 | ||||||||||||||||||||||||||||
| Fair Value Disclosures [Abstract] | ||||||||||||||||||||||||||||
| Schedule of Investments at Cost |
Investments at cost consist of the following at December 31, 2016 and 2015:
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition A tabular disclosure of (a) the aggregate carrying amount of all cost-method investments; (b) the aggregate carrying amount of cost-method investments that the investor did not evaluate for impairment for cost-method investments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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