Stockholders' Equity and Earnings Per Share (Weighted Average Number of Shares Outstanding Reconciliation) (Details) - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Equity [Abstract]
Basic weighted average shares outstanding (in shares)	7,146	7,026
Dilutive effect of restricted stock awards (in shares)	44	31
Diluted weighted average shares outstanding (in shares)	7,190	7,057
Earnings per share:
Basic earnings per share (USD per share)	$ 6.73	$ 2.11
Diluted earnings per share (USD per share)	$ 6.69	$ 2.10