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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Face (par) amount of debt instrument at time of issuance.

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Nature of the Business and Liquidity (Details)	3 Months Ended		6 Months Ended
Nature of the Business and Liquidity (Details)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($) product segment	Jun. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)	Dec. 13, 2018 USD ($)
Summary of Significant Accounting Policies Details [Line Items]
Segments \| segment			1
Cash and cash equivalents	$ 4,121,000	$ 13,675,000	$ 4,121,000	$ 13,675,000	$ 9,705,000
Investment In manufacturing facility	5,100,000		5,100,000
Accumulated deficit	109,063,000		109,063,000		96,350,000
Net loss	3,989,000	$ 13,119,000	12,713,000	17,921,000
Net cash used in operating activities			10,288,000	$ 12,510,000
Convertible Notes Payable \| 2023 Notes
Summary of Significant Accounting Policies Details [Line Items]
Amount still available on loan agreements	25,000,000.0		25,000,000.0
Convertible Notes Payable \| Ares Credit Facility
Summary of Significant Accounting Policies Details [Line Items]
Amount still available on loan agreements	15,000,000.0		15,000,000.0
Line of Credit \| Revolving Credit Facility
Summary of Significant Accounting Policies Details [Line Items]
Line of credit maximum borrowing capacity						$ 25,000,000.0
Face amount of the Notes	25,000,000		25,000,000		15,000,000
Line of Credit \| Term Loan \| 2023 Term Loan
Summary of Significant Accounting Policies Details [Line Items]
Face amount of the Notes	74,228,000		74,228,000		$ 70,000,000	50,000,000.0
Line of Credit \| Term Loan \| Delayed Draw Term Loan A
Summary of Significant Accounting Policies Details [Line Items]
Face amount of the Notes						30,000,000.0
Amount still available on loan agreements	10,000,000.0		10,000,000.0
Line of Credit \| Term Loan \| Delayed Draw Term Loan B
Summary of Significant Accounting Policies Details [Line Items]
Face amount of the Notes						$ 15,000,000.0
Amount still available on loan agreements	$ 15,000,000.0		$ 15,000,000.0
United States
Summary of Significant Accounting Policies Details [Line Items]
Generic products marketed \| product			36
Branded generic products marketed \| product			4
Canada
Summary of Significant Accounting Policies Details [Line Items]
Generic and branded products marketed \| product			32