Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2021

The following tables present our revenues disaggregated by end market and product (in thousands):


	Years ended December 31,
	2021				2020				2019
Residential new construction	$	1,500,750	76	%	$	1,243,498	75	%	$	1,138,475	75	%
Repair and remodel	133,986		7	%	106,784		7	%	98,771		7	%
Commercial	333,914		17	%	302,943		18	%	274,383		18	%
Net revenues	$	1,968,650	100	%	$	1,653,225	100	%	$	1,511,629	100	%


	Years ended December 31,
	2021				2020				2019
Insulation	$	1,262,628	64	%	$	1,058,316	64	%	$	970,070	64	%
Shower doors, shelving and mirrors	138,797		7	%	117,131		7	%	105,745		7	%
Waterproofing	130,924		7	%	122,962		7	%	112,075		7	%
Garage doors	108,675		5	%	93,516		6	%	89,959		6	%
Rain gutters	86,406		4	%	62,672		4	%	49,788		3	%
Fireproofing/firestopping	59,381		3	%	49,648		3	%	41,845		3	%
Window blinds	50,255		3	%	46,984		3	%	41,641		3	%
Other building products	131,584		7	%	101,996		6	%	100,506		7	%
Net revenues	$	1,968,650	100	%	$	1,653,225	100	%	$	1,511,629	100	%

Contract assets and liabilities related to our uncompleted contracts and customer deposits were as follows (in thousands):

Uncompleted contracts were as follows (in thousands):


	As of December 31,
	2021		2020
Costs incurred on uncompleted contracts	$	206,050	$	169,544
Estimated earnings	106,163		90,737
Total	312,213		260,281
Less: Billings to date	285,978		240,665
Net under billings	$	26,235	$	19,616

Net under billings were as follows (in thousands):


	As of December 31,
	2021		2020
Costs and estimated earnings in excess of billings on uncompleted contracts (contract assets)	$	32,679	$	24,334
Billings in excess of costs and estimated earnings on uncompleted contracts (contract liabilities)	(6,444)		(4,718)
Net under billings	$	26,235	$	19,616