Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Investments:
Fixed maturities, available-for-sale, at fair value (amortized cost of $35,955 as of 2020 and $35,836 as of 2019; allowance for credit losses of $7 as of 2020)	$ 37,584.0	$ 39,663.0
Fixed maturities, at fair value using the fair value option	2,855.0	2,707.0
Equity securities, at fair value (cost of $142 as of 2020 and $196 as of 2019)	176.0	196.0
Short-term investments	80.0	68.0
Mortgage loans on real estate, net of valuation allowance	6,969.0	6,878.0
Less: Allowance for credit losses	22.0	0.0
Mortgage loans on real estate, net	6,947.0	6,878.0
Policy loans	763.0	776.0
Limited partnerships/corporations	1,343.0	1,290.0
Derivatives	875.0	316.0
Other investments	392.0	385.0
Total investments	52,570.0	53,687.0
Cash and cash equivalents	1,033.0	1,181.0
Short-term investments under securities loan agreements, including collateral delivered	2,183.0	1,395.0
Accrued investment income	541.0	505.0
Premium receivable and reinsurance recoverable	3,744.0	3,732.0
Less: Allowance for credit losses on reinsurance recoverable	22.0	0.0
Premium receivable and reinsurance recoverable	3,722.0	3,732.0
Deferred policy acquisition costs and Value of business acquired	2,603.0	2,226.0
Deferred income taxes	1,769.0	1,458.0
Other assets	1,086.0	902.0
Assets related to consolidated investment entities:
Assets held in separate accounts	68,937.0	81,670.0
Assets held for sale	19,133.0	20,069.0
Total assets	155,732.0	169,051.0
Liabilities and Shareholders' Equity:
Future policy benefits	9,640.0	9,945.0
Contract owner account balances	41,981.0	40,923.0
Payables under securities loan and repurchase agreements, including collateral held	2,065.0	1,373.0
Short-term debt	1.0	1.0
Long-term debt	3,042.0	3,042.0
Derivatives	1,068.0	403.0
Pension and other postretirement provisions	442.0	468.0
Current income taxes	30.0	27.0
Other liabilities	1,249.0	1,345.0
Liabilities related to consolidated investment entities:
Collateralized loan obligations notes, at fair value using the fair value option	368.0	474.0
Other liabilities	672.0	652.0
Liabilities related to separate accounts	68,937.0	81,670.0
Liabilities held for sale	17,972.0	18,498.0
Total liabilities	147,467.0	158,821.0
Commitments and Contingencies (Note 13)
Shareholders' equity:
Preferred stock ($0.01 par value per share; $625 aggregate liquidation preference as of 2020 and 2019)	0.0	0.0
Common stock ($0.01 par value per share; 900,000,000 shares authorized; 142,899,061 and 140,726,677 shares issued as of 2020 and 2019, respectively; 126,127,821 and 132,325,790 shares outstanding as of 2020 and 2019, respectively)	2.0	2.0
Treasury stock (at cost; 16,771,240 and 8,400,887 shares as of 2020 and 2019, respectively)	(882.0)	(460.0)
Additional paid-in capital	11,232.0	11,184.0
Accumulated other comprehensive income (loss)	1,841.0	3,331.0
Retained earnings (deficit):
Unappropriated	(4,766.0)	(4,649.0)
Total Voya Financial, Inc. shareholders' equity	7,427.0	9,408.0
Noncontrolling interest	838.0	822.0
Total shareholders' equity	8,265.0	10,230.0
Total liabilities and shareholders' equity	155,732.0	169,051.0
Limited partnerships/corporations, at fair value
Assets related to consolidated investment entities:
Assets related to consolidated investment entities	1,655.0	1,632.0
Cash and cash equivalents
Assets related to consolidated investment entities:
Assets related to consolidated investment entities	52.0	68.0
Corporate loans, at fair value using the fair value option
Assets related to consolidated investment entities:
Assets related to consolidated investment entities	432.0	513.0
Other assets
Assets related to consolidated investment entities:
Assets related to consolidated investment entities	16.0	13.0
Collateral Pledged
Investments:
Securities pledged (amortized cost of $1,416 as of 2020 and $1,264 as of 2019)	$ 1,555.0	$ 1,408.0