Accrued expenses (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Disclosure Accrued Expenses Details Abstract
Accrued officer salaries	$ 4,504,900	$ 4,473,415
Accrued interest	173,416	164,313
Other	913,909	459,053
Accrued expenses	$ 5,592,225	$ 5,096,781

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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Amount of accrued but unpaid interest on deposit liabilities.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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