Mortgage Loans (Tables)

3 Months Ended

Mar. 31, 2019

Receivables [Abstract]

Distribution Based on Carrying Amount of Mortgage Loans by Location

The distribution based on carrying amount of mortgage loans by location is as follows:

	March 31, 2019		December 31, 2018
East North Central	13.1	%	13.9	%
East South Central	2.8		2.8
Mountain	21.1		20.0
Pacific	17.1		16.2
South Atlantic	11.9		12.1
West South Central	26.6		27.2
Other	7.4		7.8
Total	100.0	%	100.0	%

Age Analysis of Past Due Loans

The age analysis of past due loans is shown below (in thousands):

	30-59 Days		60-89 Days		More Than						Total
March 31, 2019	Past Due		Past Due		90 Days		Total		Current		Amount			Percent
Industrial	$	19,051	$	—	$	—	$	19,051	$	690,218	$	709,269		14.2	%
Office	—		—		—		—		1,710,097		1,710,097			34.4
Retail	—		—		—		—		882,032		882,032			17.7
Other	—		—		—		—		1,680,130		1,680,130			33.7
Total	$	19,051	$	—	$	—	$	19,051	$	4,962,477	$	4,981,528		100.0	%
Allowance for loan losses											(20,878		)
Total, net of allowance											$	4,960,650
December 31, 2018
Industrial	$	—	$	—	$	—	$	—	$	761,294	$	761,294		14.8	%
Office	—		—		—		—		1,747,926		1,747,926			34.0
Retail	—		—		—		—		896,429		896,429			17.4
Other	—		4,000		18,888		22,888		1,717,503		1,740,391			33.8
Total	$	—	$	4,000	$	18,888	$	22,888	$	5,123,152	$	5,146,040		100.0	%
Allowance for loan losses											(21,333		)
Total, net of allowance											$	5,124,707

Change in Allowance for Credit Losses in Mortgage Loans

The change in allowance for credit losses in mortgage loans is shown below (in thousands, except number of loans):

	Collectively Evaluated for Impairment								Individually Impaired						Total
	Number of Loans		Recorded Investment			Valuation Allowance			Number of Loans	Recorded Investment			Valuation Allowance		Number of Loans		Recorded Investment			Valuation Allowance
Beginning balance at January 1, 2019	449		$	5,128,417		$	18,607		2	$	17,623		$	2,726	451		$	5,146,040		$	21,333
Change in allowance	—		—			(455		)	—	—			—		—		—			(455		)
Net change in recorded investment	(13	)	(164,173		)	—			1	(339		)	—		(12	)	(164,512		)	—
Ending balance at March 31, 2019	436		$	4,964,244		$	18,152		3	$	17,284		$	2,726	439		$	4,981,528		$	20,878