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Assets Held for Sale - Narrative (Details) - USD ($) | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018
--- | --- | --- | ---
Property, Plant and Equipment [Line Items] |  |  |
Total assets held for sale | $ 6,902,600 | $ 5,363,403 |
Disposal Group, Held-for-sale, Not Discontinued Operations |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Total assets held for sale | $ 6,902,600 | $ 5,363,403 | $ 6,900,000

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- Definition Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 15 -Paragraph 4 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=77912953&loc=d3e400-110220 + Details
Name: | us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |