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OPERATING LEASES | 12 Months Ended
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Dec. 31, 2017
Leases [Abstract] |
OPERATING LEASES | OPERATING LEASES The Company leases office and manufacturing facilities under operating leases with terms ranging from one to 15 years, excluding renewal options. Total net rental expense charged to operations in 2017, 2016, and 2015 was $34.6 million, $27.2 million and $20.2 million, respectively. The amounts above are shown net of sublease rentals which were immaterial for the years 2017, 2016 and 2015, respectively. Future minimum rental payments under operating leases with remaining non-cancelable terms in excess of one year are as follows:
|  | Real |  |  |  |
In thousands |  | Estate |  | Equipment |  | Total
2018 |  | $ | 28,957 |  |  | $ | 2,690 |  |  | $ | 31,647 |
2019 |  | 25,857 |  |  | 1,925 |  |  | 27,782 |
2020 |  | 24,266 |  |  | 976 |  |  | 25,242 |
2021 |  | 19,561 |  |  | 512 |  |  | 20,073 |
2022 |  | 16,350 |  |  | 271 |  |  | 16,621 |
2023 and after |  | 66,017 |  |  | 24 |  |  | 66,041 |

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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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