As discussed in Note 4, during the fourth quarter of 2019, we entered into a definitive agreement to sell our Tile Coatings business which has historically been the majority of our Performance Coatings reportable segment. Substantially all of the assets and liabilities of our Tile Coatings business were classified as held-for-sale in the accompanying consolidated balance sheets and results are included within discontinued operation in the consolidated statement of operations for all years presented. The retained assets, liabilities and operations of the Performance Coatings reportable segment are reflected within our Performance Colors and Glass reportable segment. The Company’s reportable segments are Performance Colors and Glass and Color Solutions.

Net sales to external customers by segment are presented in the table below. Sales between segments were not material.



	2019		2018		2017
	(Dollars in thousands)
Performance Colors and Glass	$	648,692	$	691,196	$	638,322
Color Solutions		369,674		391,027		358,060
Total net sales	$	1,018,366	$	1,082,223	$	996,382

Segment gross profit is the metric utilized by management to evaluate segment performance. We measure segment gross profit for internal reporting purposes by excluding certain other cost of sales not directly attributable to business units. Assets by segment are not regularly reviewed by the chief operating decision maker. Each segment’s gross profit and reconciliations to Income before income taxes are presented in the table below:



	2019		2018		2017
	(Dollars in thousands)
Performance Colors and Glass	$	193,508	$	212,364	$	209,147
Color Solutions		114,939		124,852		113,694
Other cost of sales		369		2,519		3,878
Total gross profit		308,816		339,735		326,719
Selling, general and administrative expenses		212,485		219,947		217,290
Restructuring and impairment charges		10,955		7,116		8,523
Other expense, net		41,865		41,622		17,591
Income before income taxes	$	43,511	$	71,050	$	83,315



	2019		2018		2017
	(Dollars in thousands)
Performance Colors and Glass	$	46,304	$	49,964	$	29,108
Color Solutions		16,597		24,940		20,356
Total segment expenditures for long-lived assets		62,901		74,904		49,464
Unallocated corporate expenditures for long-lived assets		2,069		5,715		1,088
Total expenditures for long lived assets ⁽¹⁾	$	64,970	$	80,619	$	50,552

⁽¹⁾Includes capital expenditures for discontinued operation of $10.1 million, $5.3 million and $4.7 million in 2019, 2018 and 2017, respectively, integrated within Performance Colors and Glass.

We sell our products throughout the world and we attribute sales to countries based on the country where we generate the customer invoice. No single country other than the U.S. and Gemany represent greater than 10% of our net sales. Net sales by geography are as follows:


	2019		2018		2017
	(Dollars in thousands)
United States	$	359,267	$	379,912	$	356,483
Germany		149,270		148,706		122,808
Other international		509,829		553,605		517,091
Total net sales	$	1,018,366	$	1,082,223	$	996,382

None of our operations in countries other than the U.S., Mexico, Germany and Columbia owns greater than 10% of consolidated long-lived assets. Long-lived assets that consist of property, plant, and equipment by geography at December 31, 2019 and 2018 are as follows:



	2019		2018
	(Dollars in thousands)
United States	$	71,617	$	56,263
Mexico		51,224		32,941
Germany		34,996		35,744
Columbia		32,475		32,587
Other international		109,693		118,004
Total long-lived assets	$	300,005	$	275,539