expire between 2019 and 2024 . the company anticipates fully utilizing these net operating losses prior to expiration . the company also has state net operating loss carryforwards resulting in a deferred tax asset of $ 5.3 million at december 31 , 2007 . the company has a full valuation allowance against this amount at december 31 , 2007 . the company has foreign net operating loss carryforwards resulting in deferred tax assets at december 31 , 2007 and 2006 of $ 45.6 million and $ 24.4 million , respectively . the company has valuation allowances against these net operating losses at december 31 , 2007 and 2006 of $ 5.2 million and $ 6.0 million , respectively . at december 31 , 2007 and 2006 , the company had foreign tax credit carryovers of $ 12.4 million and $ 12.7 million , respectively , which expire between 2010 and 2025 . as of december 31 , 2007 and 2006 , the company has a valuation allowance against $ 2.3 million of foreign tax credits that the company 2019s management believes it is more likely than not that it will not realize the benefit . as of january 1 , 2005 , the irs selected the company to participate in the compliance assurance process ( cap ) which is a real-time audit for 2005 and future years . the irs has completed its review for years 2002-2006 which resulted in an immaterial adjustment for tax year 2004 related to a temporary difference and no changes to any other tax year . tax years 2007 and 2008 are currently under audit by the irs . currently management believes the ultimate resolution of the 2007 and 2008 examinations will not result in a material adverse effect to the company 2019s financial position or results of operations . the company provides for united states income taxes on earnings of foreign subsidiaries unless they are considered permanently reinvested outside the united states . at december 31 , 2007 , the cumulative earnings on which united states taxes have not been provided for were $ 159.0 million . if these earnings were repatriated to the united states , they would generate foreign tax credits that could reduce the federal tax liability associated with the foreign dividend . the 2007 calendar year is the first year the company is required to adopt fasb interpretation no . 48 , accounting for uncertainty in income taxes ( 201cfin 48 201d ) . as a result of the adoption , the company had no change to reserves for uncertain tax positions . interest and penalties on accrued but unpaid taxes are classified in the consolidated financial statements as income tax expense . the following table reconciles the gross amounts of unrecognized gross tax benefits at the beginning and end of the period ( in thousands ) : .
what is the net change in unrecognized tax benefits during 2007?
included in the balance of unrecognized tax benefits at december 31 , 2007 are potential benefits of $ 5.4 million that , if recognized , would affect the effective tax rate on income from continuing operations . the total amount of interest expense recognized in the consolidated and combined statements of earnings for unpaid taxes is $ 1.4 million for the year ended december 31 , 2007 . the total amount of interest and penalties recognized in the consolidated balance sheet is $ 8.4 million at december 31 , 2007 . due to the expiration of various statutes of limitation in the next twelve months , an estimated $ 3 million of gross unrecognized tax benefits may be recognized during that twelve month period . fidelity national information services , inc . and subsidiaries and affiliates notes to consolidated and combined financial statements 2014 ( continued ) .