The number of derivative instruments of a particular group held by the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5579245-113959

Name:	us-gaap_DerivativeNumberOfInstrumentsHeld
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

DERIVATIVE FINANCIAL INSTRUMENTS - Additional Information (Details)	Mar. 31, 2016 position portfolio_maintenance_agreement support_agreement	Jan. 31, 2016 portfolio_maintenance_agreement	Oct. 31, 2012 portfolio_maintenance_agreement
Derivative [Line Items]
Number of premium support agreements \| support_agreement	2
Successor \| Designated as hedging instrument \| Interest rate swaps
Derivative [Line Items]
Derivative, number of instruments held	0
Successor \| Derivatives not designated as hedging instruments \| Interest rate swaps
Derivative [Line Items]
Derivative, number of instruments held	0
PLC
Derivative [Line Items]
Number of portfolio maintenance agreements \| portfolio_maintenance_agreement	3	1	2