Consolidated Balance Sheets - USD ($) $ in Millions		Jun. 30, 2021		Dec. 31, 2020
Investments and Cash:
Available for sale, fixed maturity securities		$ 102,284		$ 105,882
Held to maturity, fixed maturity securities		22,891	[1]	24,464
Equity securities		1,475		1,283
Commercial mortgage and other loans		11,332		10,554
Other investments		3,258		2,429
Cash and cash equivalents		5,469		5,141
Total investments and cash		146,709		149,753
Receivables		788		796
Accrued investment income		761		780
Deferred policy acquisition costs		9,810		10,441
Property and equipment, at cost less accumulated depreciation		563		601
Other		2,861		2,715
Total assets		161,492		165,086
Policy Liabilities:
Future policy benefits		92,992		97,783
Unpaid policy claims		4,921		5,187
Unearned premiums		3,005		3,597
Other policyholders’ funds		7,368		7,824
Total policy liabilities		108,286		114,391
Income taxes		4,451		4,661
Payables for return of cash collateral on loaned securities		3,133		964
Notes payable and lease obligations		8,121		7,899
Other		3,766		3,612
Total liabilities		127,757		131,527
Commitments and contingent liabilities (Note 12)
Shareholders’ equity:
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2021 and 2020; issued 1,352,392 shares in 2021 and 1,351,018 shares in 2020		135		135
Additional paid-in capital		2,465		2,410
Retained earnings		40,162		37,984
Accumulated other comprehensive income (loss):
Unrealized foreign currency translation gains (losses)		(1,661)		(1,109)
Unrealized gain (losses) on fixed maturity securities		9,992		10,361
Unrealized gains (losses) on derivatives		(33)		(34)
Pension liability adjustment		(279)		(284)
Treasury stock, at average cost		(17,046)		(15,904)
Total shareholders’ equity		33,735		33,559
Total liabilities and shareholders’ equity		161,492		165,086
Consolidated Entity Excluding Variable Interest Entities (VIE)
Investments and Cash:
Available for sale, fixed maturity securities		97,791		101,286
Variable Interest Entity, Consolidated
Investments and Cash:
Available for sale, fixed maturity securities		4,493		4,596
Commercial mortgage and other loans	[2]	9,575		8,964
Other investments	[2],[3]	1,111		826
Policy Liabilities:
Total liabilities	[2]	$ 310		$ 231

[1] Net of allowance for credit losses

[2] Net of allowance for credit losses

[3] Consists entirely of alternative investments in limited partnerships