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Commitments and Contingencies (Details Textual) (USD $)
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12 Months Ended | |||||
|---|---|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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May 19, 2008
Subsidiary
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Nov. 02, 2010
Robinson v. Midland Funding LLC [Member]
Class_Action
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Dec. 17, 2010
Tovar v. Midland Credit Management [Member]
Class_Action
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| Loss Contingencies [Line Items] | ||||||
| Number of class actions filed | 2 | 2 | ||||
| Commitments and Contingencies (Textual) [Abstract] | ||||||
| Number of subsidiaries against which counter-claim filed | 2 | |||||
| Company's rent expense | $ 6,900,000 | $ 5,800,000 | $ 4,500,000 | |||
| Purchase price of receivable portfolios | 308,600,000 | |||||
| Purchase price | 11,600,000 | |||||
| Total contributions and administrative costs | 1,200,000 | 1,100,000 | 1,200,000 | |||
| Loss provisions insuring losses for self-insured health benefit plan | 150,000 | |||||
| Reserve for unpaid claims | 300,000 | |||||
| Estimated fair value, liability | 0 | |||||
| Purchase commitments in past one year | 0 | |||||
| Material reserves for litigation | $ 0 | |||||