Pledged Assets and Debt - Five year maturity for all debt arrangements (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Principal
2020	$ 128
2021	73,958
2022	72
2023	347,932
2024	501
Total	422,591
Senior PIK notes payable
Principal
2023	307,860
Total	307,860
Secured notes payable \| Credit Facility
Principal
2023	40,000
Total	40,000
Subsidiary notes payable
Principal
2020	128
2021	73,958
2022	72
2023	72
2024	501
Total	$ 74,731

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
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-Publisher FASB
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
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