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Debt Guarantees (Details) | 3 Months Ended |  |  | 3 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2014 ZAR | Mar. 31, 2014 USD ($) guarantee | Mar. 31, 2014 CAD | Dec. 31, 2013 USD ($) | Mar. 31, 2014 Geo Amey USD ($) | Mar. 31, 2014 Geo Amey GBP (£)
Line of Credit Facility [Line Items] |  |  |  |  |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 26,700,000 | $ 2,500,000 |  |  |  |
Working Capital Line of Credit Issued to GEO Amey |  |  |  |  |  | 12,000,000
Remaining Guarantee under Letter of Credit | 26,700,000 |  |  |  |  |
Maximum Loan Amount under Stand by Facility | 20,000,000 | 1,892,400.0 |  |  |  |
Potential Estimated Exposure of tax obligations |  | 2,300,000 | 2,500,000 |  |  |
Liability Related to Potential Tax Exposure |  | 2,000,000 |  | 2,000,000 |  |
Number of letters of guarantee outstanding under separate international facilities relating to performance guarantees |  | 8 | 8 |  |  |
Letters of Guarantee Outstanding Relating to Performance Guarantees |  | 11,300,000 |  |  |  |
Ownership percentage in South African Custodial Services Pty. Limited |  |  |  |  | 50.00% | 50.00%
Due from Affiliate, Noncurrent |  |  |  |  | $ 20,000,000 | £ 12,000,000

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- Definition Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due after 1 year (or 1 business cycle). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph a -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 1 -Article 4 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.11) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864 + Details
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