Debt and Financing Arrangements (Tables)

12 Months Ended

Dec. 31, 2020

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:

	2020	2019
Weighted average rates	2.45%	3.09%
Range of effective rates	1.10% - 4.75%	2.12% - 5.50%

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):

	2020		2019		2018
2018 credit facility	$	4,919	$	5,672	$	6,509
Other line of credit	1		22		1
Other	63		71		135
	$	4,983	$	5,765	$	6,645