2.2.0.25falsefalse0205 - Disclosure - Goodwill and Intangiblestruefalsefalse1falsefalseUSDfalsefalse1/1/2010 - 12/31/2010 USD ($) USD ($) / shares $Jan-01-2010_Dec-31-2010http://www.sec.gov/CIK0001030749duration2010-01-01T00:00:002010-12-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0glf_GoodwillAndIntangiblesAbstractglffalsenadurationGoodwill and Intangibles.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringGoodwill and Intangibles.falsefalseGoodwill and Intangibles [Abstract]3false0us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00  <div style="font-family: 'Times New Roman',Times,serif"> <div align="justify" style="font-size: 10pt; margin-top: 40pt"><b>(5) GOODWILL AND INTANGIBLES</b> </div> <div align="justify" style="font-size: 10pt; margin-top: 10pt">     Changes to goodwill are as follows: </div> <div align="left"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="95%">  <tr valign="bottom"> <td width="60%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #000000"><b>2010</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #000000"><b>2009</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #000000"><b>2008</b></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="10"><b>(In thousands)</b></td> <td> </td> </tr>   <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Balance, January 1, </div></td> <td> </td> <td align="left">  $</td> <td align="right">129,849</td> <td> </td> <td> </td> <td align="left">  $</td> <td align="right">123,981</td> <td> </td> <td> </td> <td align="left">  $</td> <td align="right">34,264</td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Adjustment related to acquisition </div></td> <td> </td> <td> </td> <td align="right">-</td> <td> </td> <td> </td> <td> </td> <td align="right">463</td> <td> </td> <td> </td> <td> </td> <td align="right">97,202</td> <td> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Impact on foreign currency translation and adjusment </div></td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(197</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">5,405</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(7,485</td> <td nowrap="nowrap">)</td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Impairment (see Note 2) </div></td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(97,665</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">-</td> <td> </td> <td> </td> <td> </td> <td align="right">-</td> <td> </td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td style="border-top: 1px solid #000000"> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td style="border-top: 1px solid #000000"> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td style="border-top: 1px solid #000000"> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Balance, December 31, </div></td> <td> </td> <td align="left">  $</td> <td align="right">31,987</td> <td> </td> <td> </td> <td align="left">  $</td> <td align="right">129,849</td> <td> </td> <td> </td> <td align="left">  $</td> <td align="right">123,981</td> <td> </td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td style="border-top: 3px double #000000"> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td style="border-top: 3px double #000000"> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td style="border-top: 3px double #000000"> </td> </tr>  </table> </div> <div align="justify" style="font-size: 10pt; margin-top: 20pt">     Intangible assets of $27.4 million, net of accumulated amortization of $7.2 million, as of December 31, 2010 are recorded at cost and are amortized on a straight-line basis over the years expected to be benefited, currently estimated to be 10 years. Amortization expense related to intangible assets was $2.9 million for the years ended December 31, 2010 and 2009 and $1.4 million for the year ended December 31, 2008. Annual amortization expense related to existing intangible assets for years 2011 through 2015 is expected to be $2.9 million per year. </div>   </div>  <div style="font-family: 'Times New Roman',Times,serif"> </div>  <!-- Begin Block Tagged NotefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringDiscloses the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain or loss on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss. This element may be used as a single block of text to include the entire intangible asset disclosure including data and tables.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 42, 43, 44, 45, 46, 47 falsefalseGOODWILL AND INTANGIBLES12Goodwill and IntangiblesUnKnownUnKnownUnKnownUnKnownfalsetrue