Nature Of Operations And Summary Of Significant Accounting Policies (Narrative) (Details)	3 Months Ended								12 Months Ended
	Dec. 31, 2018 USD ($) shares	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) shares	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($) item shares	Dec. 31, 2017 USD ($) shares	Apr. 18, 2018 USD ($)	Mar. 23, 2018 USD ($)	Dec. 31, 2016 USD ($)
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Number of operating subsidiaries | item									2
Cash and cash equivalents	$ 991,000				$ 397,000				$ 991,000	$ 397,000			$ 733,000
Working capital	1,800,000				908,000				1,800,000	908,000
Net cash used in (provided by) operating activities									1,704,000	37,000
Proceeds from convertible note									2,783,000
Allowances for doubtful accounts	40,000				7,000				40,000	7,000			$ 13,000
Provisions for obsolete or excess inventory recorded as cost of goods sold									6,000
Obsolete inventory										275,000
Net foreign currency transactions gains (losses)									7,000	(5,000)
Revenue	2,340,000	$ 3,454,000	$ 3,927,000	$ 2,837,000	2,229,000	$ 3,648,000	$ 3,933,000	$ 3,535,000	12,558,000	13,345,000
Cost of goods sold									9,822,000	10,321,000
Slotting fees and promotion allowances									1,500,000	1,500,000
Advertising costs									641,000	661,000
Uncertain income tax position reserves	$ 0				$ 0				$ 0	$ 0
Anti-dilutive shares | shares	9,547,897				0				9,547,897	0
Allowances for doubtful accounts	$ 40,000				$ 7,000				$ 40,000	$ 7,000
Shipping and Handling [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Revenue									$ 163,000	$ 185,000
Outstanding Accounts Receivable [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Major customer, percentage									30.00%	31.00%
United States [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Revenue									$ 9,520,000	$ 10,072,000
Canada [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Revenue									2,949,000	$ 3,091,000
Convertible Notes [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Aggregate principal amount											$ 2,920,000	$ 2,920,000
Fair value of notes payable	2,846,000								2,846,000
Loan Facility [Member] | CapitalSource [Member]
Nature Of Operations And Summary Of Significant Accounting Policies [Line Items]
Maximum borrowing capacity	3,200,000								3,200,000
Current borrowing capacity	1,500,000								1,500,000
Amount drawn	$ 428,000								$ 428,000