Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 24
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3044-108585

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586

Name:	us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	1 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	Aug. 12, 2020	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Loss Contingencies [Line Items]
Cash and cash equivalents		$ 340,939,000	$ 473,355,000	$ 12,956,000	$ 19,674,000
Reserves For Settlement Of Loan Acquisitions
Loss Contingencies [Line Items]
Cash and cash equivalents		14,300,000
Reserves For Settlement Of Loan Sales
Loss Contingencies [Line Items]
Cash and cash equivalents		3,000,000
Unfunded Loan Commitment
Loss Contingencies [Line Items]
Other commitment		$ 14,900,000
Subsequent event \| Broadly syndicated loans
Loss Contingencies [Line Items]
Loans settled	$ 0