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Supplemental Consolidated Balance Sheet Information (Details) - USD ($) | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Other current liabilities |  |
Accrued self-insurance reserves | $ 1,422,000 | $ 1,830,000
Income and franchise taxes payable | 39,000 | 21,000
Other accrued expenses and current liabilities | 1,522,000 | 2,753,000
Total other current liabilities | $ 2,983,000 | $ 4,604,000

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