XML 51 R32.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Supplemental Information | 12 Months Ended
--- | ---
Dec. 31, 2018
Supplemental Information [Abstract] |
Supplemental Information | Supplemental Information: Below is information about expenses included in our Consolidated Statements of Operations (in millions):
| For the Years Ended December 31,
| 2018 |  | 2017 |  | 2016
Research and development | $ | 72.2 |  |  | $ | 73.6 |  |  | $ | 64.6 |
Advertising, promotions and marketing (1) | 42.5 |  |  | 45.0 |  |  | 41.0 |
Cooperative advertising expenditures (2) | 16.8 |  |  | 18.6 |  |  | 14.7 |
Rent expense | 58.5 |  |  | 57.7 |  |  | 57.9 |
(1) Cooperative advertising expenditures were not included in these amounts. (2) Cooperative advertising expenditures were included in Selling, general and administrative expenses in the Consolidated Statements of Operations. Interest Expense, net The components of Interest expense, net in our Consolidated Statements of Operations were as follows (in millions):
| For the Years Ended December 31,
| 2018 |  | 2017 |  | 2016
Interest expense, net of capitalized interest | $ | 39.1 |  |  | $ | 32.1 |  |  | $ | 28.1 |
Interest income | 0.8 |  |  | 1.5 |  |  | 1.1 |
Interest expense, net | $ | 38.3 |  |  | $ | 30.6 |  |  | $ | 27.0 |

X
- Definition Supplemental Information [Abstract] + References No definition available. + Details
Name: | lii_SupplementalInformationAbstract
Namespace Prefix: | lii_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement. + References No definition available. + Details
Name: | us-gaap_AdditionalFinancialInformationDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration