Stockholders' Equity Cash Dividends (Details) - USD ($) $ / shares in Units, $ in Thousands							3 Months Ended		9 Months Ended
	Sep. 01, 2020	Jun. 01, 2020	Mar. 01, 2020	Sep. 01, 2019	Jun. 03, 2019	Mar. 01, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Equity [Abstract]
Dividends declared per common share (in dollars per Share)	$ 0.0875	$ 0.0750	$ 0.0750	$ 0.0750	$ 0.0750	$ 0.0750	$ 0.0875	$ 0.075	$ 0.2375	$ 0.225
Dividends	$ 1,569	$ 1,343	$ 1,339	$ 1,336	$ 1,365	$ 1,360