Stockholders' Equity - Range Of Exercise Prices (Details) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2022 USD ($) $ / shares shares
Vested options
2009 Stock Option Plan
Outstanding at ending of the year (in shares) | shares	109,492
Weighted Avg. Exercise Price (in dollars per share)	$ 28.88
Weighted Avg. Remaining Contractual Life	4 years 1 month 6 days
Total Intrinsic Value | $	$ 2,572
2009 Stock Option Plan
2009 Stock Option Plan
Outstanding at ending of the year (in shares) | shares	211,702
Weighted Avg. Exercise Price (in dollars per share)	$ 36.89
Weighted Avg. Remaining Contractual Life	5 years 8 months 12 days
Total Intrinsic Value | $	$ 3,278
$23.00 - $28.00 | 2009 Stock Option Plan
2009 Stock Option Plan
Exercise prices, low end of range (in dollars per share)	$ 23.00
Exercise prices, high end of range (in dollars per share)	$ 28.00
Outstanding at ending of the year (in shares) | shares	74,663
Weighted Avg. Exercise Price (in dollars per share)	$ 26.29
Weighted Avg. Remaining Contractual Life	3 years 6 months
Total Intrinsic Value | $	$ 1,947
$28.00 - $32.00 | 2009 Stock Option Plan
2009 Stock Option Plan
Exercise prices, low end of range (in dollars per share)	$ 28.00
Exercise prices, high end of range (in dollars per share)	$ 32.00
Outstanding at ending of the year (in shares) | shares	14,073
Weighted Avg. Exercise Price (in dollars per share)	$ 29.84
Weighted Avg. Remaining Contractual Life	2 years 9 months 18 days
Total Intrinsic Value | $	$ 317
$32.00 - $47.00 | 2009 Stock Option Plan
2009 Stock Option Plan
Exercise prices, low end of range (in dollars per share)	$ 32.00
Exercise prices, high end of range (in dollars per share)	$ 47.00
Outstanding at ending of the year (in shares) | shares	122,966
Weighted Avg. Exercise Price (in dollars per share)	$ 44.13
Weighted Avg. Remaining Contractual Life	7 years 3 months 18 days
Total Intrinsic Value | $	$ 1,014