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Note 5 - Revenues (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | 2018 |  |  | 2017 |
Waste management and brokerage services |  | $ | 42,232 |  |  | $ | 36,162 |
Captive landfill management operations |  |  | 2,303 |  |  |  | 2,236 |
Total waste management services revenues |  |  | 44,535 |  |  |  | 38,398 |
Food, beverage and merchandise sales |  |  | 7,149 |  |  |  | 7,290 |
Membership dues revenue |  |  | 5,160 |  |  |  | 5,165 |
Room rental revenue |  |  | 2,259 |  |  |  | 2,017 |
Greens fees and cart rental revenue |  |  | 1,541 |  |  |  | 1,541 |
Other revenue |  |  | 1,590 |  |  |  | 1,437 |
Total golf and related operations revenue |  |  | 17,699 |  |  |  | 17,450 |
Total net operating revenues |  | $ | 62,234 |  |  | $ | 55,848 |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  |  |  |  |  | Provision |  |  | Write-offs |  |  |  |  |
|  | Balance at |  |  | for Doubtful |  |  | less |  |  | Balance at |
|  | Beginning of Period |  |  | Accounts |  |  | Recoveries |  |  | End of Period |
Allowance for doubtful accounts |  | $ | 237 |  |  | $ | 42 |  |  | $ | (24 | ) |  | $ | 255 |
Contract with Customer, Asset and Liability [Table Text Block] |
|  |  |  |  |  | Unbilled |  |  |  |  |  |  |  |  |
|  | Balance at |  |  | Membership |  |  |  |  |  |  | Balance at |
|  | Beginning of Period |  |  | Dues |  |  | Billings |  |  | End of Period |
Contract Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled membership dues receivable |  | $ | 580 |  |  | $ | 1,670 |  |  | $ | (1,696 | ) |  | $ | 554 |
|  | Balance at |  |  |  |  |  |  | Revenue |  |  | Balance at |
|  | Beginning of Period |  |  | Billings |  |  | Recognized |  |  | End of Period |
Contract Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred membership dues revenue |  | $ | 2,718 |  |  | $ | 5,341 |  |  | $ | (5,160 | ) |  | $ | 2,899 |
Customer advance deposits |  | $ | 430 |  |  | $ | 1,507 |  |  | $ | (1,484 | ) |  | $ | 453 |

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