Debt and Financing Arrangements (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Summary of Unsecured Credit Facility

Effective interest rates, including the impact of interest rate swaps associated with the 2018 credit facility, were as follows:

	2021	2020
Weighted average rates	1.88%	2.45%
Range of effective rates	1.06% - 3.64%	1.10% - 4.75%

Summary of Recognized Interest Expense

Interest expense, including amortization of deferred financing costs, commitment fees, line of credit fees, and other applicable bank charges, was as follows (in thousands):

	2021		2020		2019
2018 credit facility	$	3,843	$	4,919	$	5,672
Other line of credit	—		1		22
Other	25		63		71
	$	3,868	$	4,983	$	5,765