Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of derivative financial instruments

The following tables summarize the notional amount and fair value of derivative financial instruments, excluding embedded derivatives:

	September 30, 2018
			Net derivatives			Asset derivatives		Liability derivatives
	Notional amount		Fair value			Fair value (1)		Fair value (1)
Hedge designation/derivative type:
Derivatives designated as hedges:
Cash flow hedges:
Interest rate swaps	$	22,300	$	5,037		$	5,037	$	—
Cross-currency swaps	886,018		(6,517		)	31,025		37,542
Total cash flow hedges	908,318		(1,480		)	36,062		37,542
Total derivatives designated as hedges	908,318		(1,480		)	36,062		37,542
Derivatives not designated as hedges:
Interest rate swaps	560,500		(262		)	681		943
Futures on equity indices	58,344		—			—		—
Interest rate futures	33,300		—			—		—
Interest rate swaptions	192,670		164			164		—
Other forward contracts	2,054,000		(5,084		)	976		6,060
Cross-currency swaps	573,703		(6,404		)	22,435		28,839
Total derivatives not designated as hedges	3,472,517		(11,586		)	24,256		35,842
Total derivative financial instruments	$	4,380,835	$	(13,066	)	$	60,318	$	73,384

⁽¹⁾ The estimated fair value includes accrued income and expense. The estimated fair value of all derivatives in an asset position is reported within other assets and the estimated fair value of all derivatives in a liability position is reported within other liabilities in the condensed consolidated balance sheets.

	December 31, 2017
			Net derivatives			Asset derivatives		Liability derivatives
	Notional amount		Fair value			Fair value (1)		Fair value (1)
Hedge designation/derivative type:
Derivatives designated as hedges:
Cash flow hedges:
Interest rate swaps	$	388,800	$	7,476		$	7,476	$	—
Cross-currency swaps	800,060		(31,358		)	19,958		51,316
Total cash flow hedges	1,188,860		(23,882		)	27,434		51,316
Total derivatives designated as hedges	1,188,860		(23,882		)	27,434		51,316
Derivatives not designated as hedges:
Interest rate swaps	519,100		1,902			3,530		1,628
Futures on equity indices	22,074		—			—		—
Interest rate futures	60,700		—			—		—
Interest rate swaptions	164,522		75			75		—
Cross-currency swaps	612,733		(21,279		)	20,320		41,599
Total derivatives not designated as hedges	1,379,129		(19,302		)	23,925		43,227
Total derivative financial instruments	$	2,567,989	$	(43,184	)	$	51,359	$	94,543

⁽¹⁾ The estimated fair value excludes accrued income and expense. The estimated fair value of all derivatives in an asset position is reported within other assets and the estimated fair value of all derivatives in a liability position is reported within other liabilities in the condensed consolidated balance sheets.

Schedule of the effect of derivative instruments in the condensed consolidated statement of income reported by cash flow hedges, fair value hedges and economic hedges

The following tables present the effect of derivative instruments in the condensed consolidated statements of income and comprehensive income reported by cash flow hedges and derivatives not designated as hedges, excluding embedded derivatives: 

	Gain (loss) recognized in OCI on derivatives (Effective portion)						Gain (loss) reclassified from OCI into net income (Effective portion)
	Three Months Ended September 30,						Three Months Ended September 30,
	2018			2017			2018		2017
Cash flow hedges:
Interest rate swaps	$	(596	)	$	115		$	579	$	1,175		(A)
Interest rate swaps	—			(653		)	443		(690		)	(B)
Cross-currency swaps	4,659			(22,573		)	3,696		(108		)	(A)
Total cash flow hedges	$	4,063		$	(23,111	)	$	4,718	$	377

(A) Net investment income.

(B) Interest expense.

	Gain (loss) recognized in OCI on derivatives (Effective portion)						Gain (loss) reclassified from OCI into net income (Effective portion)
	Nine Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018		2017
Cash flow hedges:
Interest rate swaps	$	(1,927	)	$	611		$	2,212	$	3,581		(A)
Interest rate swaps	29,030			(5,003		)	1,075		(2,357		)	(B)
Cross-currency swaps	29,403			(43,919		)	10,637		21			(A)
Total cash flow hedges	$	56,506		$	(48,311	)	$	13,924	$	1,245

(A) Net investment income.

(B) Interest expense.

	Gain (loss) on derivatives recognized in net income
	Three Months Ended September 30,
	2018				2017
Derivatives not designated as hedging instruments:
Futures on equity indices	$	—		(A)	$	(583	)	(A)
Futures on equity indices	(2,511		)	(B)	(1,070		)	(B)
Interest rate swaps	—			(A)	492			(A)
Interest rate swaps	(6,651		)	(B)	—			(B)
Interest rate futures	—			(A)	(40		)	(A)
Interest rate futures	(146		)	(B)	18			(B)
Interest rate swaptions	—			(A)	(6		)	(A)
Interest rate swaptions	1,003			(B)	(73		)	(B)
Other forward contracts	—			(A)	(571		)	(A)
Other forward contracts	(5,457		)	(B)	7,264			(B)
Cross-currency swaps	—			(A)	(16,046		)	(A)
Cross-currency swaps	5,570			(B)	—			(B)
Total derivatives not designated as hedging instruments	$	(8,192	)		$	(10,615	)

(A) Net investment income.

(B) Represents investment (losses) gains, net.

	Gain (loss) on derivatives recognized in net income
	Nine Months Ended September 30,
	2018				2017
Derivatives not designated as hedging instruments:
Futures on equity indices	$	—		(A)	$	(917	)	(A)
Futures on equity indices	(4,656		)	(B)	(3,890		)	(B)
Interest rate swaps	—			(A)	3,919			(A)
Interest rate swaps	(20,953		)	(B)	—			(B)
Interest rate futures	—			(A)	62			(A)
Interest rate futures	(31		)	(B)	(183		)	(B)
Interest rate swaptions	—			(A)	(37		)	(A)
Interest rate swaptions	852			(B)	(224		)	(B)
Other forward contracts	—			(A)	(3,151		)	(A)
Other forward contracts	(27,400		)	(B)	20,383			(B)
Cross-currency swaps	—			(A)	(38,297		)	(A)
Cross-currency swaps	18,165			(B)	—			(B)
Total derivatives not designated as hedging instruments	$	(34,023	)		$	(22,335	)

(A) Net investment income.

(B) Represents investment (losses) gains, net.