Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Accounting Policies [Abstract]

Summary Of Activity Recorded Within The Allowance For Doubtful Accounts

The following table summarizes activity recorded within the allowance for doubtful accounts and contract assets balances for the years ended December 31 (in thousands):

	2023		2022		2021
Beginning balance	$	3,746	$	3,738	$	3,529
Bad debt expense, net of recoveries	3,148		1,221		898
Accounts written off against allowance and other adjustments	(1,322)		(1,213)		(689)
Ending balance	$	5,572	$	3,746	$	3,738

Property, Plant and Equipment

The table below sets forth the depreciation expense recognized during the years ended December 31 (in thousands):

	2023		2022		2021
Depreciation expense	$	16,139	$	14,583	$	13,110

Components of property, plant, and equipment at December 31 consisted of the following (in thousands):

	2023		2022
Land and land improvements	$	4,544	$	4,704
Building and improvements	43,732		43,416
Machinery and equipment	231,275		223,843
Construction in progress	17,391		13,065
Property, plant, and equipment, gross	296,942		285,028
Less: accumulated depreciation	(189,339)		(175,444)
Property, plant, and equipment, net	$	107,603	$	109,584