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Subsequent Events - Additional Information (Detail) $ in Thousands |  | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Nov. 04, 2015 USD ($) | Oct. 31, 2015 country acquisition | Nov. 04, 2015 GBP (£) | Sep. 30, 2015 USD ($) | Dec. 31, 2014 USD ($)
Subsequent Event [Line Items] |  |  |  |  |
Senior secured notes |  |  |  | $ 32,500 | $ 43,750
Subsequent event [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of countries in which Company operates | country |  | 13 |  |  |
Subsequent event [Member] | Cabot Senior Secured Fixed Rate Notes, due 2021 [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Senior secured notes | $ 339,000 |  | £ 310,000,000 |  |
Subsequent event [Member] | Cabot Senior Secured Fixed Rate Notes, due 2021 [Member] | Euribor [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Basis spread on variable rate | 5.875% |  |  |  |
Subsequent event [Member] | Providers of credit management services [Member] | Spain [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of business acquisitions | acquisition |  | 2 |  |  |

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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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- Details
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