Other Commitments and Contingencies (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2017 | |||||||||||||||||||||||||||||||||||||||||||
| Other Commitments and Contingencies | |||||||||||||||||||||||||||||||||||||||||||
| Summary of outstanding bonds |
The following table summarizes our outstanding bonds, in thousands:
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| Schedule of rent expense |
Our rental expense was as follows, in thousands:
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| Future minimum lease payments |
Future minimum lease payments at December 31, 2017, were as follows, in thousands:
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