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INCOME TAXES (Details 4) (USD $) | 12 Months Ended | 36 Months Ended | 12 Months Ended | 36 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 U.S. | Dec. 31, 2012 China item | Dec. 31, 2013 China HUTS | Dec. 31, 2010 China HUTS | Dec. 31, 2012 China UTSC | Dec. 31, 2011 China UTSC | Dec. 31, 2010 China UTSC | Dec. 31, 2010 China UTSC
Reconciliation of effective income tax rate and the federal statutory rate |  |  |  |  |  |  |  |  |  |  |
Federal tax (benefit) at statutory rate | $ (11,183,000) | $ 5,143,000 | $ (21,760,000) |  |  |  |  |  |  |  |
State tax (benefit)/expense, net of federal income tax benefit | 187,000 | 645,000 | (918,000) |  |  |  |  |  |  |  |
Stock compensation expense | 996,000 | 900,000 | 1,042,000 |  |  |  |  |  |  |  |
Effect of differences in foreign tax rates | 422,000 | 1,334,000 | 1,853,000 |  |  |  |  |  |  |  |
Tax on unremitted earnings of subsidiaries |  |  | (11,000) |  |  |  |  |  |  |  |
Effect of tax rate changes on deferred taxes | 7,000 | (275,000) | 151,000 |  |  |  |  |  |  |  |
Change in deferred tax valuation allowance | 11,511,000 | (3,877,000) | 20,897,000 |  |  |  |  |  |  |  |
Tax credits | (358,000) | (430,000) | (1,002,000) |  |  |  |  |  |  |  |
Other | 810,000 | (522,000) | 2,863,000 |  |  |  |  |  |  |  |
Total | 2,392,000 | 2,918,000 | 3,115,000 |  |  |  |  |  |  |  |
INCOME TAXES |  |  |  |  |  |  |  |  |  |  |
Statutory tax rate (as a percent) |  |  |  | 35.00% | 25.00% |  |  | 25.00% | 25.00% |  |
Reduced tax rate for qualified high technology enterprises (as a percent) |  |  |  |  | 15.00% | 15.00% | 15.00% |  |  |  | 15.00%
Number of subsidiaries approved for the reduced tax rate |  |  |  |  | 2 |  |  |  |  |  |
Valid period for reduced income tax rate applicable to qualified high technology enterprise |  |  |  |  |  | 3 years | 3 years |  |  |  | 3 years
Statutory tax rate used to revalue deferred tax assets (as a percent) |  |  |  |  |  |  |  |  | 25.00% |  |
Tax benefit for the effect of tax rate changes |  |  |  |  |  |  |  |  |  | $ 400,000 |

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- Definition The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=6889476&loc=d3e330036-122817 + Details
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- Definition The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Income Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6515339 + Details
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- Definition The portion of the difference, between total income tax expense or benefit as reported in the Income Statement for the year/accounting period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to all other items not otherwise listed in the existing taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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