Segment Information (Tables)

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Schedule of Segment Sales to External Customers

Wood Products and BMD segment sales to external customers, including related parties, by product line, are as follows:

	Three Months Ended March 31
	2024		2023
	(millions)
Wood Products (a)
LVL (b)	$	12.6	$	7.4
I-joists (b)	6.7		4.7
Other engineered wood products (b)	8.1		7.4
Plywood and veneer	74.6		91.3
Lumber	15.2		23.6
Byproducts	17.1		24.3
Other	6.2		6.5
	140.4		165.1
Building Materials Distribution
Commodity	553.0		547.5
General line	616.9		533.6
Engineered wood products	335.1		298.1
	1,505.0		1,379.2
	$	1,645.4	$	1,544.3

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(a)    Amounts represent sales to external customers. Sales are calculated after intersegment sales eliminations to our BMD segment.

(b)    Sales of EWP to external customers are net of the cost of all EWP rebates and sales allowances provided at various stages of the supply chain (including distributors, dealers, and homebuilders). For the three months ended March 31, 2024 and 2023, approximately 77% and 79%, respectively, of Wood Products' EWP sales volumes were to our BMD segment.

Schedule of Analysis of Operations by Segment

An analysis of our operations by segment is as follows:

	Three Months Ended March 31
	2024		2023
	(thousands)
Net sales by segment
Wood Products	$	468,928	$	437,428
Building Materials Distribution	1,505,021		1,379,242
Intersegment eliminations (a)	(328,529)		(272,341)
Total net sales	$	1,645,420	$	1,544,329
Segment operating income
Wood Products	$	71,238	$	69,395
Building Materials Distribution	72,463		69,685
Total segment operating income	143,701		139,080
Unallocated corporate costs	(10,719)		(11,478)
Income from operations	$	132,982	$	127,602

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(a)    Primarily represents intersegment sales from our Wood Products segment to our BMD segment.