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Commitments And Contingencies (Tables)
 3 Months Ended
Mar. 31, 2017
Commitments and Contingencies Disclosure [Abstract]  
Environmental
The following table summarizes environmental remediation activity during the three months ended March 31, 2017 and 2016.
 
2017

 
2016

Beginning balance – January 1

$562

 

$566

Reductions for payments made
(11
)
 
(7
)
Changes in estimates
(26
)
 
19

Ending balance – March 31

$525

 

$578
Product Warranties
The following table summarizes product warranty activity recorded during the three months ended March 31, 2017 and 2016.
 
2017

 
2016

Beginning balance – January 1

$1,414

 

$1,485

Additions for current year deliveries
70

 
92

Reductions for payments made
(74
)
 
(79
)
Changes in estimates
(65
)
 
(25
)
Ending balance – March 31

$1,345

 

$1,473
Financing Commitments
The estimated earliest potential funding dates for these commitments as of March 31, 2017 are as follows:
  
Total

April through December 2017

$1,438

2018
3,528

2019
3,166

2020
1,901

2021
1,634

Thereafter
2,400

 

$14,067