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Note 5 - Revenues (Tables) | 6 Months Ended
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Jun. 30, 2019
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Waste management and brokerage services |  | $ | 12,188 |  |  | $ | 10,895 |  |  | $ | 22,986 |  |  | $ | 18,770 |
Captive landfill management operations |  |  | 714 |  |  |  | 615 |  |  |  | 1,350 |  |  |  | 1,198 |
Total waste management services revenues |  |  | 12,902 |  |  |  | 11,510 |  |  |  | 24,336 |  |  |  | 19,968 |
Food, beverage and merchandise sales |  |  | 2,358 |  |  |  | 2,206 |  |  |  | 3,440 |  |  |  | 3,246 |
Membership dues revenue |  |  | 1,424 |  |  |  | 1,307 |  |  |  | 2,746 |  |  |  | 2,593 |
Room rental revenue |  |  | 658 |  |  |  | 666 |  |  |  | 994 |  |  |  | 1,042 |
Greens fees and cart rental revenue |  |  | 616 |  |  |  | 557 |  |  |  | 657 |  |  |  | 595 |
Other revenue |  |  | 467 |  |  |  | 459 |  |  |  | 860 |  |  |  | 777 |
Total golf and related operations revenue |  |  | 5,523 |  |  |  | 5,195 |  |  |  | 8,697 |  |  |  | 8,253 |
Total net operating revenues |  | $ | 18,425 |  |  | $ | 16,705 |  |  | $ | 33,033 |  |  | $ | 28,221 |
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 |
Three months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 262 |  |  | $ | 9 |  |  | $ | (4 | ) |  | $ | 267 |
Three months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 251 |  |  | $ | 11 |  |  | $ | 1 |  |  | $ | 263 |
Six months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 255 |  |  | $ | 18 |  |  | $ | (6 | ) |  | $ | 267 |
Six months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 237 |  |  | $ | 23 |  |  | $ | 3 |  |  | $ | 263 |
Contract with Customer, Asset and Liability [Table Text Block] |
|  |  |  |  |  | Unbilled |  |  |  |  |  |  |  |  |
|  | Balance at |  |  | Membership |  |  |  |  |  |  | Balance at |
|  | Beginning of Period |  |  | Dues |  |  | Billings |  |  | End of Period |
Three months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled membership dues receivable |  | $ | 672 |  |  | $ | 978 |  |  | $ | (549 | ) |  | $ | 1,101 |
Three months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled membership dues receivable |  | $ | 694 |  |  | $ | 832 |  |  | $ | (517 | ) |  | $ | 1,009 |
Six months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled membership dues receivable |  | $ | 554 |  |  | $ | 1,529 |  |  | $ | (982 | ) |  | $ | 1,101 |
Six months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled membership dues receivable |  | $ | 580 |  |  | $ | 1,412 |  |  | $ | (983 | ) |  | $ | 1,009 |
|  | Balance at |  |  |  |  |  |  | Revenue |  |  | Balance at |
|  | Beginning of Period |  |  | Billings |  |  | Recognized |  |  | End of Period |
Three months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred membership dues revenue |  | $ | 3,316 |  |  | $ | 2,605 |  |  | $ | (1,424 | ) |  | $ | 4,497 |
Customer advance deposits |  | $ | 536 |  |  | $ | 375 |  |  | $ | (355 | ) |  | $ | 556 |
Three months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred membership dues revenue |  | $ | 3,147 |  |  | $ | 2,194 |  |  | $ | (1,307 | ) |  | $ | 4,034 |
Customer advance deposits |  | $ | 518 |  |  | $ | 408 |  |  | $ | (435 | ) |  | $ | 491 |
Six months ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred membership dues revenue |  | $ | 2,899 |  |  | $ | 4,344 |  |  | $ | (2,746 | ) |  | $ | 4,497 |
Customer advance deposits |  | $ | 453 |  |  | $ | 662 |  |  | $ | (559 | ) |  | $ | 556 |
Six months ended June 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred membership dues revenue |  | $ | 2,718 |  |  | $ | 3,909 |  |  | $ | (2,593 | ) |  | $ | 4,034 |
Customer advance deposits |  | $ | 430 |  |  | $ | 672 |  |  | $ | (611 | ) |  | $ | 491 |

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