Stockholders' Equity (Stock Transactions - Narrative) (Details) - USD ($)			12 Months Ended
	Feb. 15, 2022	May 04, 2021	Dec. 31, 2021	Feb. 16, 2022	Dec. 31, 2020
Class of Stock [Line Items]
Dividends per share to common stockholders, paid per quarter (in USD per share)			$ 0.3025
Repurchased of common stock		$ 50,000,000
At the Market Equity Offering Program
Class of Stock [Line Items]
Shares remaining to be settled			727,400		1,823,259
Subsequent Event
Class of Stock [Line Items]
At-the-market equity offering program, remaining authorized amount, assuming forward equity contracts settle				$ 686,000,000
Dividends per share to common stockholders, declared (in USD per share)	$ 0.31
Dividend Declared
Class of Stock [Line Items]
Dividends per share to common stockholders, declared (in USD per share)			$ 1.21