Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Income Taxes

Schedule of components of provision for income tax expense (benefit)

	Year ended December 31
	2021		2020		2019
Current:
Federal	$	4,246	$	5,509	$	12,492
State		(1,967)		1,621		3,067
		2,279		7,130		15,559
Deferred:
Federal		1,874		(17,135)		(1,442)
State		(256)		(2,271)		(666)
		1,618		(19,406)		(2,108)
	$	3,897	$	(12,276)	$	13,451

Schedule of reconciliation of income tax expense computed at the federal statutory rate to the provision for income taxes

	2021		2020		2019
Federal income tax expense at statutory rate	$	7,264	$	(20,752)	$	13,150
State taxes, net of federal benefit		(1,329)		(2,820)		2,239
Valuation allowance		(101)		1,762		139
Change in uncertain tax positions, net		(705)		679		(601)
Research and development credit		(859)		(536)		(404)
State rate change		(652)		157		(426)
Goodwill impairment		-		10,038		-
Other		279		(804)		(646)
	$	3,897	$	(12,276)	$	13,451

Schedule of significant components of deferred tax liabilities and assets

	December 31,
	2021		2020
Deferred tax assets:
Allowance for doubtful accounts	$	756	$	754
Inventory reserves		1,505		1,529
Warranty liability		1,551		1,465
Deferred compensation		1,659		1,437
Earnout liabilities		297		354
Pension and retiree health benefit obligations		1,573		1,738
Interest rate swap		1,615		3,373
Accrued vacation		1,440		1,241
Medical claims reserve		48		84
Operating lease liabilities		5,011		5,583
Net operating losses		3,182		3,744
Other accrued liabilities		5,106		4,949
Other		663		-
Valuation allowance		(3,273)		(3,374)
Total deferred tax assets		21,133		22,877
Deferred tax liabilities:
Tax deductible goodwill and other intangibles		(35,609)		(35,953)
Accelerated depreciation		(9,918)		(8,105)
Operating leases - right of use assets		(4,626)		(5,583)
Other		(769)		83
Total deferred tax liabilities		(50,922)		(49,558)
Net deferred tax liabilities	$	(29,789)	$	(26,681)

Schedule of reconciliation of the beginning and ending liability for uncertain tax positions

	2021		2020		2019
Balance at beginning of year	$	1,954	$	1,219	$	1,795
Increases for tax positions taken in the current year		311		238		131
Increases for tax positions taken in the prior years		0		846		15
Decreases due to settlements with taxing authorities		(991)		(83)		-
Decreases due to lapses in the statute of limitations		(60)		(266)		(722)
Balance at the end of year	$	1,214	$	1,954	$	1,219