Leases	12 Months Ended
Dec. 31, 2016
Leases
Leases	13. Leases The company leases office, warehousing and manufacturing space and certain equipment in the packaging segments and office and technical space in the aerospace segment. Certain of the company’s leases in effect at December 31, 2016, include renewal options and/or escalation clauses for adjusting lease expense based on various factors. Under the company’s aircraft lease arrangements, Ball has the option to purchase some of its leased equipment at the end of the lease term, or if the company elects not to do so, to compensate the lessors for the difference between the fair market value of the equipment and the guaranteed minimum residual value. The company’s maximum risk under these lease agreements was approximately $20 million as of December 31, 2016. Total noncancellable operating leases in effect at December 31, 2016, require rental payments of $44 million, $36 million, $31 million, $26 million and $22 million for the years 2017 through 2021, respectively, and $101 million combined for all years thereafter. Lease expense for all operating leases was $57 million, $66 million and $81 million in 2016, 2015 and 2014, respectively.

Leases

12 Months Ended

Dec. 31, 2016

13. Leases

The company leases office, warehousing and manufacturing space and certain equipment in the packaging segments and office and technical space in the aerospace segment. Certain of the company’s leases in effect at December 31, 2016, include renewal options and/or escalation clauses for adjusting lease expense based on various factors. Under the company’s aircraft lease arrangements, Ball has the option to purchase some of its leased equipment at the end of the lease term, or if the company elects not to do so, to compensate the lessors for the difference between the fair market value of the equipment and the guaranteed minimum residual value. The company’s maximum risk under these lease agreements was approximately $20 million as of December 31, 2016.

Total noncancellable operating leases in effect at December 31, 2016, require rental payments of $44 million, $36 million, $31 million, $26 million and $22 million for the years 2017 through 2021, respectively, and $101 million combined for all years thereafter. Lease expense for all operating leases was $57 million, $66 million and $81 million in 2016, 2015 and 2014, respectively.