Discontinued operations - CW-Belize - Financial information (Details) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Discontinued operations - CW-Belize
Revenue	$ 0	$ 770,904	$ 0	$ 2,360,785
Income from operations	0	267,197	0	901,050
Net Income	0	243,362	0	869,794
Gain on sale of discontinued operations	0	0	3,621,170	0
Depreciation	$ 0	$ 28,731	$ 0	$ 86,710

Amount of income (loss) from a discontinued operation.

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Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

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