Note 3 - Summary of Significant Accounting Policies (Details Textual)	12 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2018 CNY (¥)	May 31, 2018	Dec. 31, 2017 CNY (¥)	Jan. 01, 2017 USD ($)	Dec. 31, 2016 USD ($)
Net Income (Loss) Attributable to Parent, Total	$ (14,025,000)	$ (10,125,000)
Cash and Cash Equivalents, at Carrying Value, Ending Balance	3,742,000	2,952,000
Net Cash Provided by (Used in) Operating Activities, Total	(5,389,000)	(1,320,000)
Restricted Cash and Cash Equivalents, Total	25,500
Allowance for Doubtful Accounts Receivable, Write-offs		1,410,000
Allowance for Doubtful Accounts Receivable, Ending Balance	760,000	1,280,000
Provision for Doubtful Accounts	1,523,000	1,462,000
Equity Method Investment, Other than Temporary Impairment	0	0
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Total	$ 450,000	40,000
Finite-Lived Intangible Asset, Useful Life	2 years 175 days
Impairment of Intangible Assets (Excluding Goodwill), Total	$ 3,330,000	2,550,000
Goodwill, Impairment Loss	5,211,000	0
Contract with Customer, Asset, Net, Total	0
Contract with Customer, Performance Obligation Satisfied in Previous Period	0
Advertising Expense	1,097,000	1,717,000
Research and Development Expense, Total	933,000	1,261,000
Statute of Limitations, Special Circumstances, Underpayment of Taxes Threshold | ¥			¥ 100,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total	0	0
Unrecognized Tax Benefits, Ending Balance	0	0
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Ending Balance		2,952,000					$ 6,091,000
Accounting Standards Update 2016-18 [Member]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Ending Balance						$ 3,100,000
Beijing Chuang Fu Tian Xia [Member]
Variable Interest Entity, Remaining Ownership Percentage Acquired				49.00%
Income (Loss) from Acquisition of Variable Interest Entity	(1,810,000)
Reallocation of Variable Interest Entity’s Accumulated Comprehensive Loss to the Parent's Equity	30,000
Internet Advertising And TV Advertising Contractual Deposit [Member]
Allowance for Doubtful Accounts Receivable, Ending Balance	1,620,000	890,000	¥ 11,100,000		¥ 5,800,000
Provision for Doubtful Accounts	$ 800,000
Provision for Doubtful Accounts Reversal		$ 30,000
Minimum [Member] | Purchased Software and Software Platform [Member]
Finite-Lived Intangible Asset, Useful Life	2 years
Maximum [Member]
Loans Receivable, Interest Rate, Stated Percentage	12.00%		12.00%
Maximum [Member] | Purchased Software and Software Platform [Member]
Finite-Lived Intangible Asset, Useful Life	10 years