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Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended | 1 Months Ended
--- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Dec. 31, 2011 Customer Lists and Service Contracts [Member] | Dec. 31, 2010 Customer Lists and Service Contracts [Member] | Dec. 31, 2011 Trade Name [Member] | Dec. 31, 2010 Trade Name [Member] | Dec. 31, 2011 Technology [Member] | Dec. 31, 2010 Technology [Member] | Dec. 31, 2010 Customer Lists [Member] Applied Cleansing [Member] | Mar. 31, 2009 EMEA [Member]
Goodwill [Line Items] |  |  |  |  |  |  |  |  |  |  |
Impairment loss | $ 0 | $ 0 | $ 43,363 |  |  |  |  |  |  |  | $ 43,363
Percentage of goodwill for the reporting unit impaired (in hundredths) |  |  |  |  |  |  |  |  |  |  | 100.00%
Income tax benefit relating to goodwill impairment |  |  |  |  |  |  |  |  |  |  | 1,074
Goodwill Gross [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period | 67,008 | 68,706 |  |  |  |  |  |  |  |  |
Additions | 688 |  |  |  |  |  |  |  |  |  |
Adjustments |  | (117) |  |  |  |  |  |  |  |  |
Foreign currency fluctuations | (1,173) | (1,581) |  |  |  |  |  |  |  |  |
Balance, end of period | 66,523 | 67,008 | 68,706 |  |  |  |  |  |  |  |
Goodwill Accumulated Impairment Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period | (46,585) | (48,525) |  |  |  |  |  |  |  |  |
Adjustments |  | 0 |  |  |  |  |  |  |  |  |
Additions | 0 |  |  |  |  |  |  |  |  |  |
Impairment losses | 0 | 0 | (43,363) |  |  |  |  |  |  |  | (43,363)
Foreign currency fluctuations | 365 | 1,940 |  |  |  |  |  |  |  |  |
Balance, end of period | (46,220) | (46,585) | (48,525) |  |  |  |  |  |  |  |
Goodwill Net [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period | 20,423 | 20,181 |  |  |  |  |  |  |  |  |
Additions | 688 |  |  |  |  |  |  |  |  |  |
Adjustments |  | (117) |  |  |  |  |  |  |  |  |
Impairment losses | 0 | 0 | (43,363) |  |  |  |  |  |  |  | (43,363)
Foreign currency fluctuations | (808) | 359 |  |  |  |  |  |  |  |  |
Balance, end of period | 20,303 | 20,423 | 20,181 |  |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Original cost | 37,706 | 34,812 |  | 25,987 | 26,662 | 4,583 | 4,709 | 7,136 | 3,441 |  |
Accumulated amortization | (13,948) | (9,473) |  | (10,387) | (7,344) | (1,209) | (901) | (2,352) | (1,228) |  |
Carrying amount | 23,758 | 25,339 |  | 15,600 | 19,318 | 3,374 | 3,808 | 4,784 | 2,213 |  |
Weighted-average original life (in years) |  |  |  | 14 | 14 | 14 | 14 | 13 | 11 | 8 |
Impairment charge for customer lists and technology intangible assets | 1,805 |  |  |  |  |  |  |  |  |  |
Amortization expense on Intangible Assets | 3,330 | 3,166 | 3,120 |  |  |  |  |  |  |  |
Estimated aggregate amortization expense of Intangible Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
2012 | 2,459 |  |  |  |  |  |  |  |  |  |
2013 | 2,343 |  |  |  |  |  |  |  |  |  |
2014 | 2,281 |  |  |  |  |  |  |  |  |  |
2015 | 2,269 |  |  |  |  |  |  |  |  |  |
2016 | 2,229 |  |  |  |  |  |  |  |  |  |
Thereafter | 12,177 |  |  |  |  |  |  |  |  |  |
Total | $ 23,758 |  |  |  |  |  |  |  |  |  |

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- Definition Sum of the gross carrying amounts before accumulated amortization as of the balance sheet date of all intangible assets having statutory or estimated useful lives. The aggregate gross carrying amount (including any previously recognized impairment charges) of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -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 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275 + Details
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- Definition Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 20 -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 Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -Clause 5 -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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 72 -Subparagraph d -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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 47 -Subparagraph 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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6905597&loc=d3e13816-109267 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 43 -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 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6905597&loc=d3e13854-109267 + Details
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- Definition The increase (decrease) to the recorded value of goodwill for foreign currency translation adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Subparagraph e -Paragraph 45 -Clause 6 -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. + Details
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 46 -Subparagraph 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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16373-109275 + Details
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