Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities
Net (loss) income	$ (1,740)	$ 40,589
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Realized gain on marketable securities	130
Loss (gain) on sale of discontinued operations, net of tax	170	(42,301)
Change in valuation allowance, income tax		(1,421)
Depreciation and amortization	383	337
Loss on fixed asset disposal		291
Amortization of loan origination and warrant expenses		10
Stock-based compensation expense	634	78
Changes in operating assets and liabilities:
Accounts receivable	(1,023)	3,825
Inventory	(372)	1,205
Prepaid and other assets	185	199
Accounts payable and accrued expenses	(125)	(1,594)
Accrued advertising and other allowances	(99)	(2,605)
Due to Mylan, Inc. and affiliates	(59)	59
Other current liabilities	(225)	(1,488)
Assets held for sale	22	(22)
Net cash used in operating activities	(2,119)	(2,838)
Cash flows from investing activities
Net proceeds from the sale of assets		40,825
Purchase of marketable securities	(13,350)	(31,693)
Proceeds from maturities of marketable securities	14,280	12,850
Proceeds from sale of marketable securities	11,071
Capital expenditures	(140)	(208)
Net cash provided by investing activities	11,862	21,774
Cash flows from financing activities
Payments to retire notes		(1,500)
Payments to acquire treasury stock		(16,283)
Payment of dividends	(11,700)
Proceeds from exercise of warrants		69
Proceeds from exercise of stock options	337	1,510
Net cash used in financing activities	(11,362)	(16,204)
(Decrease) increase in cash and cash equivalents	(1,619)	2,732
Cash and cash equivalents, at the beginning of the year	3,173	441
Cash and cash equivalents, at the end of the year	1,554	3,173
Supplemental disclosure of cash flow information:
Cash paid for interest		54
Income taxes paid	738	1,350
Supplemental disclosure of non-cash investing and financing activities:
Net unrealized gain (loss), investments in marketable securities	54	(78)
Declaration of dividend payable	2,929
Cashless options exercise	465
Escrow receivable		$ 5,000