Long-Term Debt and Loan Agreements (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Schedule of Long Term Debt

Long-term debt at December 31, 2021 and 2020 consisted of the following:

	December 31,		December 31,
	2021		2020
Loan Agreement	$	53,000	$	—
4.67% Senior Unsecured Notes due January 15, 2021		—		40,000
5.25% Senior Unsecured Notes due January 15, 2024		11,000		11,000
5.30% Senior Unsecured Notes due January 15, 2024		15,000		15,000
5.45% Senior Unsecured Notes due January 15, 2026		12,000		12,000
		91,000		78,000
Less unamortized deferred financing costs		55		424
		90,945		77,576
Less current portion long-term debt		—		39,994
Long-term debt	$	90,945	$	37,582

Schedule of Debt Ratios

The ratios as of December 31, 2021 are shown in the following table:

	Required Level	Actual Level
Interest Coverage Ratio	3.00 to 1 (minimum)		18.58
Leverage Ratio	3.25 to 1 (maximum)		1.36