Condensed Consolidated Statement of Stockholders' Equity (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]
Accounting Standards Update [Extensible Enumeration]		Accounting Standards Update 2016-02 [Member]
Cash dividends, per share (in dollars per share)	$ 0.180	$ 0.700