Commitments Contingencies and Guarantees (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]

The Company’s commitments to fund investments as of December 31, 2018 and 2017 are presented in the following table (dollars in thousands):

	2018		2017
Limited partnership interests and joint ventures	$	523,903	$	485,197
Commercial mortgage loans	22,605		40,815
Bank loans and private placements	137,076		60,472
Equity release mortgages	264,858		153,937

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Future minimum office space annual rentals under non-cancelable operating leases at December 31, 2018 are as follows (dollars in thousands):

	Operating Leases
2019	$	13,578
2020	11,541
2021	9,447
2022	8,587
2023	8,248
Thereafter	14,101

Other Commitments [Table Text Block]

The following table presents the maximum potential obligation for these commitments as of December 31, 2018 (dollars in millions):

Commitment Period	Maximum Potential Obligation
2023	$	500.0
2033	450.0
2034	2,000.0
2035	1,314.2
2036	2,658.0
2037	6,750.0
2038	800.0

Schedule of Guarantor Obligations [Table Text Block]

RGA’s guarantees issued as of December 31, 2018 and 2017 are reflected in the following table (dollars in thousands):

	2018		2017
Treaty guarantees	$	1,392,352	$	1,047,449
Treaty guarantees, net of assets in trust	1,291,445		926,393
Securities borrowing and repurchase arrangements	269,980		294,325
Financing arrangements	61,273		86,183
Lease obligations	392		1,662