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Finance Receivables - Information regarding delinquency rates with respect to contracts and direct loans (Details 4) - Finance receivables - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance Outstanding	$ 246,653	$ 309,748
Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance Outstanding	238,183	301,544
Total	$ 31,302	$ 40,787
Total (in percentage)	13.14%	13.53%
Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance Outstanding	$ 8,470	$ 8,204
Total	$ 374	$ 378
Total (in percentage)	4.42%	4.61%
31 - 60 days | Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 18,229	$ 22,583
Total (in percentage)	7.65%	7.49%
31 - 60 days | Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 188	$ 204
Total (in percentage)	2.22%	2.49%
61 - 90 days | Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 6,897	$ 9,413
Total (in percentage)	2.90%	3.12%
61 - 90 days | Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 88	$ 81
Total (in percentage)	1.04%	0.99%
Over 90 days | Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 3,760	$ 5,320
Total (in percentage)	1.58%	1.76%
Over 90 days | Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 30	$ 26
Total (in percentage)	0.35%	0.32%
Over 120 days | Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 2,416	$ 3,471
Total (in percentage)	1.01%	1.15%
Over 120 days | Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 68	$ 67
Total (in percentage)	0.80%	0.82%

X

- Definition

Represents gross amount of notes receivable excluding chapter 13 bankrupt accounts.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of financing receivable balance that is past due.

+ References

No definition available.

+ Details

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X

- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524

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