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Commitments | 12 Months Ended
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Dec. 31, 2017
Commitments [Abstract] |
Commitments | Note 7—Commitments The Company leases certain manufacturing equipment, office equipment, vehicles and office, warehouse and manufacturing facilities under operating leases. Some of the leases provide for escalation of the lease payments as maintenance costs and taxes increase. The leases expi re at various times through 2028. Leases for office space and manufacturing facilities generally contain renewal options. Rental expense for 2017, 2016 and 2015 was $15.8 million, $14.4 million and $13.5 million, respectively. The Company is obligated under a capital lease that expires in 2023. As of December 31, 2017, property, plant and equipment included the following amounts under this capital lease obligation (in thousands):
Buildings and building improvements | $ | 12,207
Less accumulated depreciation |  | (8,263)
| $ | 3,944
Capital lease obligations outstanding consist of the following: |  |  |  |  |
|  |  | December 31,
(in thousands) |  | 2017 |  |  | 2016
| Capital lease obligations | $ | 7,172 |  | $ | 8,068
| Less current installments |  | 1,025 |  |  | 896
| Capital lease obligations, less current installments | $ | 6,147 |  | $ | 7,172
Future minimum capital lease payments and future minimum lease payments under noncancelable operating leases are as follows (in thousands):
|  |  | Capital |  | Operating
Year ending December 31, |  | Leases |  |  | Leases
| 2018 | $ | 1,712 |  | $ | 13,750
| 2019 |  | 1,746 |  |  | 12,342
| 2020 |  | 1,781 |  |  | 10,086
| 2021 |  | 1,816 |  |  | 7,980
| 2022 |  | 1,853 |  |  | 5,743
| Thereafter |  | 465 |  |  | 19,226
| Total minimum lease payments | $ | 9,373 |  | $ | 69,127
| Less: amount representing interest |  | 2,201 |  |  |  |
| Present value of minimum lease payments |  | 7,172 |  |  |  |
| Less: current installments |  | 1,025 |  |  |  |
| Capital lease obligations, less current installments | $ | 6,147 |  |  |  |
The Company enters into contractual commitments to deliver products and services in the ordinary course of business. The Company believes that all such contractual commitments will be performed or renegotiated such that no material adverse financial impact on the Company’s financial position, results of operations or liquidity will result from these commitments.

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- Definition The entire disclosure for significant arrangements with third parties, which includes operating lease arrangements and arrangements in which the entity has agreed to expend funds to procure goods or services, or has agreed to commit resources to supply goods or services, and operating lease arrangements. Descriptions may include identification of the specific goods and services, period of time covered, minimum quantities and amounts, and cancellation rights. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -URI http://asc.fasb.org/topic&trid=2144648 + Details
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- References No definition available. + Details
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