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Assets Held for Sale (Details) - USD ($) $ in Thousands | Oct. 30, 2018 | May 02, 2018 | Mar. 30, 2018 | Feb. 12, 2018 | Feb. 09, 2018 | Jan. 25, 2018 | Jan. 19, 2018 | Oct. 30, 2017 | Mar. 31, 2019 | Mar. 01, 2019 | Sep. 30, 2018
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | $ 1,403 |  | $ 1,391
Discontinued Operations, Held-for-sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | 1,403 |  | 1,391
Discontinued Operations, Held-for-sale | Trailers |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | 421 |  | 456
Discontinued Operations, Held-for-sale | Frostproof Parcels |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | 0 |  | 176
Discontinued Operations, Held-for-sale | Parcels on East Ranch |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | 759 |  | 759
Discontinued Operations, Held-for-sale | Twin Mills |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  |  |  | $ 223 |  | $ 0
Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  |  |  |  |  |  |  | $ 35 |
Discontinued Operations, Disposed of by Sale | Frostproof Parcels |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation | $ 188,000 |  |  |  |  |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation | $ 12,000 |  |  |  |  |  |  |  |  |  |
Discontinued Operations, Disposed of by Sale | Gal Hog |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  | $ 7,300 |  |  |  |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation |  | $ 6,709 |  |  |  |  |  |  |  |  |
Discontinued Operations, Disposed of by Sale | Winterhaven |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  | $ 251 |  |  |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation |  |  | $ (20) |  |  |  |  |  |  |  |
Discontinued Operations, Disposed of by Sale | Office Building |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  |  |  |  |  | $ 5,300 |  |  |
Gain (loss) on disposal of discontinued operation |  |  |  |  |  |  |  | $ 1,800 |  |  |
Period of portion of lease back of office space |  |  |  |  |  |  |  | 5 years |  |  |
Chancey Bay | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  | $ 4,200 |  |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation |  |  |  | (44) |  |  |  |  |  |  |
Disposal group, rent expense |  |  |  | $ 200 |  |  |  |  |  |  |
Nursery - Gainsville | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  |  | $ 6,500 |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation |  |  |  |  | $ 150 |  |  |  |  |  |
Herd | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  |  |  | $ 7,800 |  |  |  |  |
Disposal group, rent expense |  |  |  |  |  | $ 100 |  |  |  |  |
Trailers | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consideration for discontinued operation |  |  |  |  |  |  | $ 500 |  |  |  |
Gain (loss) on disposal of discontinued operation |  |  |  |  |  |  | $ 125 |  |  |  |
Disposal group stated percentage |  |  |  |  |  |  | 5.00% |  |  |  |
Disposal group period for remaining amount to be paid |  |  |  |  |  |  | 3 years |  |  |  |

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