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Segments Segment Assets (Tables) | 6 Months Ended
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Sep. 30, 2017
Segment Reporting, Asset Reconciling Item [Line Items] |
Reconciliation of Assets from Segment to Consolidated [Table Text Block] | The following table presents total assets for the Company’s two reportable segments:
|  | September 30, 2017 |  | March 31, 2017
Total assets |  |  |  |
U.S. |  | $ | 786,140,414 |  |  | 730,985,558 |
Mexico |  | 70,928,716 |  |  | 69,603,217 |
Consolidated total assets |  | 857,069,130 |  |  | 800,588,775 |

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- Definition Tabular disclosure of all significant reconciling items in the reconciliation of total assets from reportable segments to the entity's consolidated assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8924-108599 + Details
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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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