Statements Of Operations (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Statements Of Operations [Abstract]
Services revenues	$ 4,311,000	$ 4,446,000	$ 7,779,000	$ 8,820,000
Products revenues	462,000	580,000	991,000	1,153,000
Total Net Sales	4,773,000	5,026,000	8,770,000	9,973,000
Cost of services	2,988,000	2,705,000	5,675,000	5,248,000
Cost of goods sold	291,000	383,000	701,000	751,000
Total Cost of Sales	3,279,000	3,088,000	6,376,000	5,999,000
Gross Profit	1,494,000	1,938,000	2,394,000	3,974,000
Operating Expenses:
Selling	1,128,000	1,408,000	2,774,000	2,963,000
Marketing	255,000	433,000	689,000	847,000
General and administrative	825,000	1,237,000	1,899,000	3,263,000
Gain from litigation settlement, net				(89,762,000)
Total Operating Expenses, net	2,208,000	3,078,000	5,362,000	(82,689,000)
Operating Income (Loss)	(714,000)	(1,140,000)	(2,968,000)	86,663,000
Other income	7,000	21,000	14,000	42,000
Income (Loss) Before Taxes	(707,000)	(1,119,000)	(2,954,000)	86,705,000
Income tax benefit (expense)	211,000	444,000	881,000	(33,507,000)
Net Income (Loss)	$ (496,000)	$ (675,000)	$ (2,073,000)	$ 53,198,000
Net income (loss) per share:
Basic	$ (0.04)	$ (0.04)	$ (0.15)	$ 3.37
Diluted	$ (0.04)	$ (0.04)	$ (0.15)	$ 3.26
Shares used in calculation of net income (loss) per share:
Basic	13,602,000	15,542,000	13,607,000	15,766,000
Diluted	13,602,000	15,542,000	13,607,000	16,341,000
Cash dividends declared per common share:	$ 0.00	$ 0.00	$ 0.00	$ 2.00