Three Months Ended March 31, 

2018

2017

2018

2017

Net Sales

Operating Profit (Loss) (b)

Our operations by segment were (a):

Installation (exclusive of significant legal settlement, shown separately below)

$

329,394

$

290,887

$

29,330

$

21,036

Significant legal settlement (Installation segment) (c)

 —

 —

 —

(30,000)

Distribution

187,766

170,244

17,902

15,484

Intercompany eliminations

(25,716)

(19,768)

(4,446)

(3,301)

Total

$

491,444

$

441,363

42,786

3,219

General corporate expense, net (d)

(8,893)

(6,682)

Operating profit (loss), as reported

33,893

(3,463)

Other expense, net

(2,290)

(1,263)

Income (loss) before income taxes

$

31,603

$

(4,726)

(a)

All of our operations are located in the U.S.

(b)

Segment operating profit for the three months ended March 31, 2018 and 2017, includes an allocation of general corporate expenses attributable to the operating segments which is based on direct benefit or usage (such as salaries of corporate employees who directly support the segment).

(c)

Significant legal settlement expense of $30 million incurred during the three months ended March 31, 2017, related to the settlement agreement with Owens Corning.  For more information see Note 7 – Other Commitments and Contingencies.

(d)

General corporate expense, net included expenses not specifically attributable to our segments for functions such as corporate human resources, finance, and legal, including salaries, benefits, and other related costs.