2.2.0.25falsefalse0202 - Disclosure - New accounting standardstruefalsefalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011 USD ($) USD ($) / shares $Jan-01-2011_Mar-31-2011http://www.sec.gov/CIK0001316656duration2011-01-01T00:00:002011-03-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseNew accounting standards [Abstract]3false0us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00  <div style="font-family: 'Times New Roman',Times,serif; margin-left: 0in; "> <div align="left" style="font-size: 10pt; margin-top: 10pt"><b>2. New accounting standards</b> </div> <div align="left" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">On January 1, 2011, the Company adopted ASU 2010-28, <i>Intangibles — Goodwill and Other</i>. ASU 2010-28 modifies step one of the goodwill impairment test for reporting units with zero or negative carrying amounts and offers guidance on when to perform step two of the testing. For those reporting units, an entity is required to perform step two of the goodwill impairment test if it is more likely than not that a goodwill impairment exists based upon factors such as unanticipated competition, the loss of key personnel and adverse regulatory changes. The adoption of ASU 2010-28 did not have a material effect on the Company’s consolidated financial statements. </div> <div align="left" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">On January 1, 2011, the Company adopted ASU 2010-29, which updates the guidance in Accounting Standards Codification(“ASC”) 805, <i>Business Combinations. </i>ASU 2010-29 clarifies that pro forma disclosures should be presented as if a business combination occurred at the beginning of the prior annual period for purposes of preparing both the current reporting period and the prior reporting period pro forma financial information. These disclosures should be accompanied by a narrative description about the nature and amount of material, nonrecurring pro forma adjustments. The adoption of ASU 2010-29 did not have a material effect on the Company’s consolidated financial statements. </div> </div>  <!-- Begin Block Tagged NotefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringRepresents disclosure of any changes in an accounting principle, including a change from one generally accepted accounting principle to another generally accepted accounting principle when there are two or more generally accepted accounting principles that apply or when the accounting principle formerly used is no longer generally accepted. Also disclose any change in the method of applying an accounting principle, or any change in an accounting principle required by a new pronouncement in the unusual instance that a new pronouncement does not include specific transition provisions.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 154 -Paragraph 2, 17, 18 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 28 -Paragraph 23, 24 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 01 -Paragraph b -Subparagraph 6 -Article 10 falsefalseNew accounting standards12New accounting standardsUnKnownUnKnownUnKnownUnKnownfalsetrue