Revenue

6 Months Ended

Jun. 30, 2019

REVENUE RECOGNITION

The following table presents the Company’s Net sales disaggregated by geographic region, based on the location of the end customer, and by major product line:



	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2019		2018		2019		2018
Geographic Region:
U.S.	$	248.2	$	220.7	$	453.0	$	417.3
Canada	51.2		45.8		95.6		78.2
Europe/Other	24.9		24.5		49.5		45.2
Total net sales	$	324.3	$	291.0	$	598.1	$	540.7
Major Product Line:
Environmental Solutions
Vehicles and equipment ^(a)	$	213.7	$	185.2	$	387.4	$	340.8
Parts	35.5		32.4		66.6		62.2
Rental income ^(b)	13.4		11.6		23.0		19.4
Other ^(c)	4.6		4.1		9.7		7.5
Total	267.2		233.3		486.7		429.9
Safety and Security Systems
Public safety and security equipment	34.6		36.7		67.0		67.3
Industrial signaling equipment	16.2		13.5		30.0		26.7
Warning systems	6.3		7.5		14.4		16.8
Total	57.1		57.7		111.4		110.8
Total net sales	$	324.3	$	291.0	$	598.1	$	540.7


(a)	Includes net sales from the sale of new and used vehicles and equipment, including sales of rental equipment.


(b)	Represents income from vehicle and equipment lease arrangements with customers.


(c)	Primarily includes revenues from services such as maintenance and repair work and the sale of extended warranty contracts.

Contract Balances

The Company recognizes contract liabilities when cash payments, such as customer deposits, are received in advance of the Company’s satisfaction of the related performance obligations. Contract liabilities are recognized as Net sales when the related performance obligations are satisfied, which generally occurs within three to six months of the cash receipt. Contract liability balances are not materially impacted by any other factors. The Company’s contract liabilities were $12.1 million as of both June 30, 2019 and December 31, 2018. Contract assets, such as unbilled receivables, were not material as of any of the periods presented herein.