Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

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):

	2022		2021		2020
Beginning balance	$	3,738	$	3,529	$	5,951
Adoption of ASU 2016-13, cumulative-effect adjustment to retained earnings at January 1, 2020	—		—		385
Bad debt expense, net of recoveries	1,221		898		1,321
Accounts written off against allowance and other adjustments	(1,213)		(689)		(4,128)
Ending balance	$	3,746	$	3,738	$	3,529

Property, Plant and Equipment

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

	2022		2021		2020
Depreciation expense	$	14,583	$	13,110	$	11,252

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

	2022		2021
Land and land improvements	$	4,704	$	4,634
Building and improvements	43,416		42,526
Machinery and equipment	223,843		194,015
Construction in progress	13,065		20,293
Property, plant, and equipment, gross	285,028		261,468
Less: accumulated depreciation	(175,444)		(164,583)
Property, plant, and equipment, net	$	109,584	$	96,885