Consolidated Balance Sheets (Current Period Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash	$ 2,839	$ 2,347
Marketable securities	343	270
Accounts receivable, net	3,173	3,038
Note and interest receivable, current portion	0	249
Inventories, net	1,059	882
Other current assets	532	340
Total current assets	7,946	7,126
Investments	1,564	1,559
Property and equipment, at cost less accumulated depreciation	1,027	1,144
Patents, net	73	107
Total assets	10,610	9,936
Current liabilities:
Accounts payable	425	294
Deferred revenue, current portion	661	918
Accrued payroll	416	519
Accrued expenses	650	711
Other current liabilities	336	379
Total current liabilities	2,488	2,821
Deferred revenue, net of current portion	263	48
Other long-term liabilities	170	148
Intelligent Systems Corporation stockholders’ equity:
Common stock, $0.01 par value, 20,000,000 shares authorized, 8,958,028 issued and outstanding at September 30, 2013 and December 31, 2012	90	90
Additional paid-in capital	21,467	21,406
Accumulated other comprehensive loss	(90)	(101)
Accumulated deficit	(12,616)	(13,758)
Total Intelligent Systems Corporation stockholders’ equity	8,851	7,637
Noncontrolling interest	(1,162)	(718)
Total stockholders’ equity	7,689	6,919
Total liabilities and stockholders’ equity	$ 10,610	$ 9,936