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Hourglass Sands (Tables) - Hourglass Sands LLC [Member] | 12 Months Ended
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Dec. 31, 2018
Business Acquisition [Line Items] |
Condensed Balance Sheet | Condensed Balance Sheet
﻿ |  |  |  |
﻿Current assets |  | $ | 4,241 |
﻿Property and equipment |  |  | 3,092 |
﻿Total assets |  | $ | 7,333 |
﻿Total liabilities |  | $ | 502 |
﻿Redeemable noncontrolling interests |  |  | 4,000 |
﻿Members' equity |  |  | 2,831 |
﻿Total liabilities and equity |  | $ | 7,333 |
﻿
Condensed Statement of Operations | Condensed Statement of Operations
﻿ |  |  |  |
﻿Revenue |  | $ | 255 |
﻿Expenses |  |  | 1,424 |
﻿Net loss |  | $ | (1,169 | )
﻿

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