Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2021

Financial Instruments Financial Assets Balance Sheet Groupings [Abstract]

Fair Value Assets and Liabilities Measured on Recurring Basis

The following tables provide a summary of the Company’s significant financial assets and liabilities carried at fair value and measured on a recurring basis as of September 30, 2021 and December 31, 2020 (in thousands):

			Fair Value Measurements at September 30, 2021
	Carrying Value at September 30, 2021		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Restricted investment:
Rabbi Trust	$	42,556	$	—	$	42,556	$	—
Fixed income securities		2,101		—		2,101		—
Liabilities:
Interest rate swap derivatives	$	3,367	$	—	$	3,367	$	—

			Fair Value Measurements at December 31, 2020
	Carrying Value at December 31, 2020		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Restricted investments:
Rabbi Trust	$	35,749	$	—	$	35,749	$	—
Fixed income securities		1,932		—		1,932		—
Liabilities:
Interest rate swap derivatives	$	6,015	$	—	$	6,015	$	—