XML 66 R51.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Schedule of Stock by Class [Table Text Block] | The changes in number of common stock shares, issued, held in treasury and outstanding are as follows for the periods indicated:
|  | Issued |  | Held In Treasury |  | Outstanding
Balance, December 31, 2018 |  | 79,137,758 |  |  | 16,323,390 |  |  | 62,814,368 |
Common Stock acquired |  | — |  |  | 546,614 |  |  | (546,614) |
Stock-based compensation (1) |  | — |  |  | (388,348) |  |  | 388,348 |
Balance, December 31, 2019 |  | 79,137,758 |  |  | 16,481,656 |  |  | 62,656,102 |
Equity offering |  | 6,172,840 |  |  | — |  |  | 6,172,840 |
Common Stock acquired |  | — |  |  | 1,074,413 |  |  | (1,074,413) |
Stock-based compensation (1) |  | — |  |  | (202,372) |  |  | 202,372 |
Balance, December 31, 2020 |  | 85,310,598 |  |  | 17,353,697 |  |  | 67,956,901 |
Common Stock acquired |  | — |  |  | 852,037 |  |  | (852,037) |
Stock-based compensation (1) |  | — |  |  | (65,866) |  |  | 65,866 |
Balance, December 31, 2021 |  | 85,310,598 |  |  | 18,139,868 |  |  | 67,170,730 |
(1)Represents net shares issued from treasury pursuant to the Company’s stock-based compensation programs.
Class of Treasury Stock [Table Text Block] | The following table summarizes the Company’s current share repurchase program activity under the 2019 share repurchase program for the years ended December 31, 2021 and 2020 (dollar amounts in millions, except for the number of shares and per share amounts):
Year of Repurchase |  | Shares Repurchased |  | Amount Paid |  | Average Per Share
2021 |  | 852,037 |  |  | $ | 96 |  |  | $ | 112.64 |
2020 |  | 1,074,413 |  |  | $ | 153 |  |  | $ | 142.05 |
Schedule of Comprehensive Income (Loss) [Table Text Block] | Other Comprehensive Income (Loss) The following table presents the components of the Company’s other comprehensive income (loss) for the years ended December 31, 2021, 2020 and 2019 (dollars in millions): For the year ended December 31, 2021:
|  | Before-Tax Amount |  | Tax (Expense) Benefit |  | After-Tax Amount
Foreign currency translation adjustments: |  |  |  |  |  |
Change arising during year |  | $ | 85 |  |  | $ | (24) |  |  | $ | 61 |
Foreign currency swap |  | (2) |  |  | 1 |  |  | (1) |
Net foreign currency translation adjustments |  | 83 |  |  | (23) |  |  | 60 |
Unrealized gains on investments:(1) |  |  |  |  |  |
Unrealized net holding losses arising during the year |  | (2,093) |  |  | 471 |  |  | (1,622) |
Less: Reclassification adjustment for net gains realized in net income |  | 226 |  |  | (49) |  |  | 177 |
Net unrealized gains |  | (2,319) |  |  | 520 |  |  | (1,799) |
Change in impairments on fixed maturity securities |  | — |  |  | — |  |  | — |
Unrealized pension and postretirement benefits: |  |  |  |  |  |
Net prior service cost arising during the year |  | 2 |  |  | — |  |  | 2 |
Net gain (loss) arising during the period |  | 27 |  |  | (7) |  |  | 20 |
Unrealized pension and postretirement benefits, net |  | 29 |  |  | (7) |  |  | 22 |
Other comprehensive income (loss) |  | $ | (2,207) |  |  | $ | 490 |  |  | $ | (1,717) |
For the year ended December 31, 2020:
|  | Before-Tax Amount |  | Tax (Expense) Benefit |  | After-Tax Amount
Foreign currency translation adjustments: |  |  |  |  |  |
Change arising during year |  | $ | 43 |  |  | $ | 3 |  |  | $ | 46 |
Foreign currency swap |  | (29) |  |  | 6 |  |  | (23) |
Net foreign currency translation adjustments |  | 14 |  |  | 9 |  |  | 23 |
Unrealized gains on investments:(1) |  |  |  |  |  |
Unrealized net holding gains arising during the year |  | 2,812 |  |  | (614) |  |  | 2,198 |
Less: Reclassification adjustment for net gains realized in net income |  | (8) |  |  | (1) |  |  | (9) |
Net unrealized gains |  | 2,820 |  |  | (613) |  |  | 2,207 |
Change in impairments on fixed maturity securities |  | (8) |  |  | 2 |  |  | (6) |
Unrealized pension and postretirement benefits: |  |  |  |  |  |
Net prior service cost arising during the year |  | (1) |  |  | — |  |  | (1) |
Net gain (loss) arising during the period |  | (2) |  |  | 1 |  |  | (1) |
Unrealized pension and postretirement benefits, net |  | (3) |  |  | 1 |  |  | (2) |
Other comprehensive income (loss) |  | $ | 2,823 |  |  | $ | (601) |  |  | $ | 2,222 |
For the year ended December 31, 2019:
|  | Before-Tax Amount |  | Tax (Expense) Benefit |  | After-Tax Amount
Foreign currency translation adjustments: |  |  |  |  |  |
Change arising during year |  | $ | 113 |  |  | $ | (10) |  |  | $ | 103 |
Foreign currency swap |  | (33) |  |  | 7 |  |  | (26) |
Net foreign currency translation adjustments |  | 80 |  |  | (3) |  |  | 77 |
Unrealized gains on investments:(1) |  |  |  |  |  |
Unrealized net holding gains arising during the year |  | 3,208 |  |  | (698) |  |  | 2,510 |
Less: Reclassification adjustment for net gains realized in net income |  | 84 |  |  | (17) |  |  | 67 |
Net unrealized gains |  | 3,124 |  |  | (681) |  |  | 2,443 |
Change in impairments on fixed maturity securities |  | — |  |  | — |  |  | — |
Unrealized pension and postretirement benefits: |  |  |  |  |  |
Net prior service cost arising during the year |  | (1) |  |  | — |  |  | (1) |
Net gain arising during the period |  | (23) |  |  | 5 |  |  | (18) |
Unrealized pension and postretirement benefits, net |  | (24) |  |  | 5 |  |  | (19) |
Other comprehensive income (loss) |  | $ | 3,180 |  |  | $ | (679) |  |  | $ | 2,501 |
(1)Includes cash flow hedges. See Note 5 for additional information on cash flow hedges.
Components Of Accumulated Other Comprehensive Income [Table Text Block] | A summary of the components of net unrealized appreciation (depreciation) of balances carried at fair value is as follows (dollars in millions):
For the years ended December 31, |  | 2021 |  | 2020 |  | 2019
Change in net unrealized appreciation (depreciation) on: |  |  |  |  |  |
Fixed maturity securities available-for-sale |  | $ | (2,299) |  |  | $ | 2,837 |  |  | $ | 3,258 |
Other investments(1) |  | (64) |  |  | 29 |  |  | (37) |
Effect on unrealized appreciation on: |  |  |  |  |  |
Deferred policy acquisition costs |  | 44 |  |  | (54) |  |  | (98) |
Net unrealized appreciation (depreciation) |  | $ | (2,319) |  |  | $ | 2,812 |  |  | $ | 3,123 |
(1)Includes cash flow hedges. See Note 5 for additional information on cash flow hedges.
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | The balance of and changes in each component of AOCI were as follows (dollars in millions):
|  | Accumulated Currency Translation Adjustments |  | Unrealized Appreciation (Depreciation) of Investments (1) |  | Pension and Postretirement Benefits |  | Accumulated Other Comprehensive Income (Loss)
Balance, December 31, 2018 |  | (169) |  |  | 856 |  |  | (51) |  |  | 636 |
OCI before reclassifications |  | 80 |  |  | 3,306 |  |  | (28) |  |  | 3,358 |
Amounts reclassified from AOCI |  | — |  |  | (182) |  |  | 4 |  |  | (178) |
Deferred income tax benefit (expense) |  | (3) |  |  | (681) |  |  | 5 |  |  | (679) |
Balance, December 31, 2019 |  | (92) |  |  | 3,299 |  |  | (70) |  |  | 3,137 |
OCI before reclassifications |  | 14 |  |  | 2,854 |  |  | (9) |  |  | 2,859 |
Amounts reclassified from AOCI |  | — |  |  | (42) |  |  | 6 |  |  | (36) |
Deferred income tax benefit (expense) |  | 9 |  |  | (611) |  |  | 1 |  |  | (601) |
Balance, December 31, 2020 |  | $ | (69) |  |  | $ | 5,500 |  |  | $ | (72) |  |  | $ | 5,359 |
OCI before reclassifications |  | 83 |  |  | (2,144) |  |  | 22 |  |  | (2,039) |
Amounts reclassified from AOCI |  | — |  |  | (175) |  |  | 7 |  |  | (168) |
Deferred income tax benefit (expense) |  | (23) |  |  | 520 |  |  | (7) |  |  | 490 |
Balance, December 31, 2021 |  | $ | (9) |  |  | $ | 3,701 |  |  | $ | (50) |  |  | $ | 3,642 |
(1)Includes cash flow hedges of $(22), $(49) and $(26) as of December 31, 2021, 2020 and 2019, respectively. See Note 5 for additional information on cash flow hedges.
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] | The following table presents the amounts of AOCI reclassifications for the years ended December 31, 2021 and 2020 (dollars in millions):
|  | Amount Reclassified from AOCI |  |
Details about AOCI Components |  | 2021 |  | 2020 |  | Affected Line Item in Statement of Income
Net unrealized investment gains (losses): |  |  |  |  |  |
Net unrealized gains and losses on available-for-sale securities |  | $ | 226 |  |  | $ | (8) |  |  | Investment related gains (losses), net
Cash flow hedges – Interest rate |  | (7) |  |  | (4) |  |  | (1)
Cash flow hedges – Currency/Interest rate |  | — |  |  | — |  |  | (1)
Cash flow hedges – Forward bond purchase commitments |  | — |  |  | — |  |  | (1)
Deferred policy acquisition costs attributed to unrealized gains and losses |  | (44) |  |  | 54 |  |  | (2)
Total |  | 175 |  |  | 42 |  |  |
Provision for income taxes |  | (38) |  |  | (12) |  |  |
Net unrealized gains (losses), net of tax |  | $ | 137 |  |  | $ | 30 |  |  |
Amortization of defined benefit plan items: |  |  |  |  |  |
Prior service cost (credit) |  | $ | 1 |  |  | $ | 1 |  |  | (3)
Actuarial gains (losses) |  | (8) |  |  | (7) |  |  | (3)
Total |  | (7) |  |  | (6) |  |  |
Provision for income taxes |  | 1 |  |  | 1 |  |  |
Amortization of defined benefit plans, net of tax |  | $ | (6) |  |  | $ | (5) |  |  |
Total reclassifications for the period |  | $ | 131 |  |  | $ | 25 |  |  |
(1)See Note 5 for information on cash flow hedges. (2)See Note 8 for information on deferred policy acquisition costs. (3)See Note 10 for information on employee benefit plans.

X
- Definition Components of accumulated other comprehensive income. + References No definition available. + Details
Name: | rga_ComponentsOfAccumulatedOtherComprehensiveIncomeTableTextBlock
Namespace Prefix: | rga_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ComprehensiveIncomeNetOfTaxAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
Name: | us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e526-108580 + Details
Name: | us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's stock, including par or stated value per share, number and dollar amount of share subscriptions, shares authorized, shares issued, shares outstanding, number and dollar amount of shares held in an employee trust, dividend per share, total dividends, share conversion features, par value plus additional paid in capital, the value of treasury stock and other information necessary to a fair presentation, and EPS information. Stock by class includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. Includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity. If more than one issue is outstanding, state the title of each issue and the corresponding dollar amount; dollar amount of any shares subscribed but unissued and the deduction of subscriptions receivable there from; number of shares authorized, issued, and outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65888546&loc=d3e21300-112643 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21553-112644 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=122040564&loc=d3e177068-122764 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21538-112644 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21521-112644 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21488-112644 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21506-112644 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(27)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21484-112644 Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 + Details
Name: | us-gaap_ScheduleOfStockByClassTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 + Details
Name: | us-gaap_ScheduleOfTreasuryStockByClassTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration