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Leases and Commitments | 12 Months Ended
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Dec. 31, 2017
Leases [Abstract] |
Leases and commitments | LEASES AND COMMITMENTS Certain assets are leased under long-term operating leases including rent for facilities. Most leases contain renewal options for various periods. Leases generally require the Company to pay for insurance, taxes and maintenance of the leased property. The Company leases other equipment such as vehicles and certain office equipment under short-term leases. Total rent expense was $39.6 million, $38.2 million and $31.9 million in the years ended December 31, 2017, 2016 and 2015, respectively. The Company does not have any material capital leases. Future minimum operating lease payments at December 31, 2017 were as follows:
(millions of dollars) |
2018 | $ | 23.0 |
2019 | 18.9 |
2020 | 9.2 |
2021 | 8.4 |
2022 | 7.0 |
After 2022 | 11.8 |
Total minimum lease payments | $ | 78.3 |

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- Definition The entire disclosure for lessee entity's leasing arrangements including, but not limited to, all of the following: (a.) The basis on which contingent rental payments are determined, (b.) The existence and terms of renewal or purchase options and escalation clauses, (c.) Restrictions imposed by lease agreements, such as those concerning dividends, additional debt, and further leasing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -URI http://asc.fasb.org/topic&trid=2208923 + Details
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