Stockholders' Equity (Details) - $ / shares		12 Months Ended
	Jan. 28, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Stockholders' Equity Note [Abstract]
Cash dividends paid		$ 1.39	$ 1.18	$ 1.11
Stock dividend rate, percentage	8.00%
Number of shares authorized to be repurchased		4,000,000
Treasury Stock, Shares, Acquired		0	0	0
Treasury Stock, Shares, Ending Balance		0