Note 15 - Income Taxes	6 Months Ended
Jun. 30, 2018
Notes to Financial Statements
Income Tax Disclosure [Text Block]	15. INCOME TAXES The Company is subject to taxation in the U.S., as well as various state and foreign jurisdictions. The Company continues to record a full valuation allowance against the Company’s U.S. net deferred tax assets as it is not more likely than not that the Company will realize a benefit from these assets in a future period. During the three months ended June 30, 2018, the Company recorded a valuation allowance of $0.6 million against the Company's foreign UK net deferred tax assets as it is not more likely than not that the Company will realize a benefit from those assets in a future period. In future periods, tax benefits and related deferred tax assets will be recognized when management concludes realization of such amounts is more likely than not. A net income tax expense (benefit) of $164 thousand and $( 137 ) thousand was recorded to the income tax provision for the three and six months ended June 30, 2018, respectively, resulting in an effective tax rate of ( 3.6 )% and 1.7%, respectively. The income tax benefit for the six months ended June 30, 2018 primarily relates to realizable benefits on losses in certain foreign jurisdictions offset by taxes on profitable foreign operations, domestic state minimum taxes and a valuation allowance on the net deferred tax assets of the foreign UK operations. The income tax expense for the three months ended June 30, 2018 primarily consists of taxes on profitable foreign operations, domestic state minimum taxes, and a valuation allowance on the net deferred tax assets of the foreign UK operations. All of our USA and the foreign UK net deferred tax assets were reduced by a valuation allowance. The Company’s total income tax benefit and effective tax rate for the three and six months ended June 30, 2017 was $157 thousand and $383 thousand, respectively for resulting in an effective tax rate of 9.1% and 6.6%, respectively. The income tax benefit for the three months and six months ended June 30, 2017 related to realizable benefits on losses in certain foreign jurisdictions offset by taxes on profitable foreign operations and domestic state minimum taxes. All of our USA and the foreign UK deferred tax assets were reduced by a valuation allowance.

15.

INCOME TAXES

The Company is subject to taxation in the U.S., as well as various state and foreign jurisdictions. The Company continues to record a full valuation allowance against the Company’s U.S. net deferred tax assets as it is

not

more likely than

not

that the Company will realize a benefit from these assets in a future period. During the

three

months ended

June 30, 2018,

the Company recorded a valuation allowance of

$0.6

million against the Company's foreign UK net deferred tax assets as it is

not

more likely than

not

that the Company will realize a benefit from those assets in a future period. In future periods, tax benefits and related deferred tax assets will be recognized when management concludes realization of such amounts is more likely than

not.

A net income tax expense (benefit) of

$164

thousand and $(

137

) thousand was recorded to the income tax provision for the

three

and

six

months ended

June

30,

2018,

respectively, resulting in an effective tax rate of (

3.6

)% and

1.7%,

respectively. The income tax benefit for the

six

months ended

June 30, 2018

primarily relates to realizable benefits on losses in certain foreign jurisdictions offset by taxes on profitable foreign operations, domestic state minimum taxes and a valuation allowance on the net deferred tax assets of the foreign UK operations. The income tax expense for the

three

months ended

June 30, 2018

primarily consists of taxes on profitable foreign operations, domestic state minimum taxes, and a valuation allowance on the net deferred tax assets of the foreign UK operations. All of our USA and the foreign UK net deferred tax assets were reduced by a valuation allowance.

The Company’s total income tax benefit and effective tax rate for the

three

and

six

months ended

June 30, 2017

was

$157

thousand and

$383

thousand, respectively for resulting in an effective tax rate of

9.1%

and

6.6%,

respectively. The income tax benefit for the

three

months and

six

months ended

June

30,

2017

related to realizable benefits on losses in certain foreign jurisdictions offset by taxes on profitable foreign operations and domestic state minimum taxes. All of our USA and the foreign UK deferred tax assets were reduced by a valuation allowance.