SCHEDULE II - CONDENSED FINANCIAL INFORMATION OF REGISTRANT (Balance Sheets) (Additional Information) (Details) - shares	Dec. 31, 2021	Dec. 31, 2020
Stockholders' Equity Parenthetical Information
Preferred stock - shares authorized (in shares)	10,000,000	10,000,000
Common stock - shares authorized (in shares)	800,000,000	800,000,000
Parent Company [Member]
Stockholders' Equity Parenthetical Information
Preferred stock - shares authorized (in shares)	10,000,000	10,000,000
Common stock - shares authorized (in shares)	800,000,000	800,000,000