Selected Balance Sheet Information (Schedule of Accrued Expenses) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Selected Balance Sheet Information [Abstract]
Clinical trial and other professional fees	$ 1,607	$ 1,690
Bonuses	2,028	794
Paid time off	699	552
Customer rebates	380
Taxes	351	42
Interest payable		356
Other	333	149
Total accrued expenses	$ 5,398	$ 3,583

Amount of accrued liability relating customer rebate classified as current.

No definition available.

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Carrying value as of the balance sheet date of paid time off.

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- Definition

Carrying value as of the balance sheet date of obligations and payables relating to clinical trial and other professional fees.

+ References

No definition available.

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements. 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 amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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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 [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. 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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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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