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.

No definition available.

+ Details

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- Definition

Amount, before effects of master netting arrangements, of funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial asset at a date certain for a specified price. Includes repurchase-to-maturity transactions and liabilities not subject to a master netting arrangement.

+ References

+ Details

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- Definition

Amount, before effects of master netting arrangements, of financial assets loaned to entities in exchange for collateral and funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial assets at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 7
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64858031&loc=SL34722452-111729

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 7
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=64858031&loc=SL34722452-111729

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- Definition

Amount, before effects of master netting arrangements, of financial assets loaned to entities in exchange for collateral. Includes liabilities not subject to a master netting arrangement and financial assets transferred other than securities that qualify as secured borrowings.

+ References

+ Details

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DEBT AND OTHER OBLIGATIONS - Remaining Contractual Maturity of the Agreements (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Sep. 30, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	$ 1,006,607		$ 861,732
Securities lending transactions	125,271	$ 125,300
Total securities	1,131,878
Overnight and Continuous
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	1,006,607		837,974
Securities lending transactions	125,271
Total securities	1,131,878
Up to 30 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		23,758
Securities lending transactions	0
Total securities	0
30 - 90 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
Securities lending transactions	0
Total securities	0
Greater than 90 Days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
Securities lending transactions	0
Total securities	0
U.S. Treasury and agency securities
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	307,633		381,463
U.S. Treasury and agency securities \| Overnight and Continuous
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	307,633		357,705
U.S. Treasury and agency securities \| Up to 30 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		23,758
U.S. Treasury and agency securities \| 30 - 90 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
U.S. Treasury and agency securities \| Greater than 90 Days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
Mortgage loans
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	698,974		480,269
Mortgage loans \| Overnight and Continuous
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	698,974		480,269
Mortgage loans \| Up to 30 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
Mortgage loans \| 30 - 90 days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		0
Mortgage loans \| Greater than 90 Days
Debt Instrument [Line Items]
Repurchase agreements and repurchase-to-maturity transactions	0		$ 0
Corporate Debt Securities
Debt Instrument [Line Items]
Securities lending transactions	118,817
Corporate Debt Securities \| Overnight and Continuous
Debt Instrument [Line Items]
Securities lending transactions	118,817
Corporate Debt Securities \| Up to 30 days
Debt Instrument [Line Items]
Securities lending transactions	0
Corporate Debt Securities \| 30 - 90 days
Debt Instrument [Line Items]
Securities lending transactions	0
Corporate Debt Securities \| Greater than 90 Days
Debt Instrument [Line Items]
Securities lending transactions	0
Equity securities
Debt Instrument [Line Items]
Securities lending transactions	5,699
Equity securities \| Overnight and Continuous
Debt Instrument [Line Items]
Securities lending transactions	5,699
Equity securities \| Up to 30 days
Debt Instrument [Line Items]
Securities lending transactions	0
Equity securities \| 30 - 90 days
Debt Instrument [Line Items]
Securities lending transactions	0
Equity securities \| Greater than 90 Days
Debt Instrument [Line Items]
Securities lending transactions	0
Redeemable preferred stock
Debt Instrument [Line Items]
Securities lending transactions	755
Redeemable preferred stock \| Overnight and Continuous
Debt Instrument [Line Items]
Securities lending transactions	755
Redeemable preferred stock \| Up to 30 days
Debt Instrument [Line Items]
Securities lending transactions	0
Redeemable preferred stock \| 30 - 90 days
Debt Instrument [Line Items]
Securities lending transactions	0
Redeemable preferred stock \| Greater than 90 Days
Debt Instrument [Line Items]
Securities lending transactions	$ 0