Fuji Xerox Transaction and Recent Developments (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 30, 2018	Jan. 31, 2018
Unsecured Debt [Member]
Bridge Loan		$ 2,500
Deferred debt issuance costs, write-off	$ 16
Fuji Xerox
Ownership percentage	25.00%
Fuji Xerox \| FUJIFILM
Investment Owned, Percent of Net Assets		75.00%
FUJIFILM \| Xerox Corporation [Member]
Investment Owned, Percent of Net Assets		50.10%
Non-controlling Interests \| Fuji Xerox
Ownership percentage		25.00%
Non-controlling Interests \| Xerox Corporation [Member]
Investment Owned, Percent of Net Assets		49.90%
Expected special dividend		$ 2,500

Percent of net assets at close of period. For schedules of investments that are categorized, each category has a percent of net assets for the aggregated value of the Investments in the category.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=63488139&loc=d3e12121-115841

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-12.3)
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611133-123010

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-12C.Column D.2)
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611225-123010

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant