The changes in goodwill during the years ended December 31, 2016 and 2015 are as follows:
(in thousands)
2016
 
2015
Beginning balance - January 1
$
1,332,348

 
$
1,312,182

Acquisitions
6,184

 
28,561

Adjustments(1)
(1
)
 
(4,573
)
Currency translation
(1,316
)
 
(3,822
)
Ending balance - December 31
$
1,337,215

 
$
1,332,348


(1) In accordance with the accounting for business combinations, the Company recorded adjustments to goodwill for the effect of changes in the provisional fair values of the assets acquired and liabilities assumed during the measurement period (up to one year from the acquisition date) as the Company obtained new information about facts and circumstances that existed as of the acquisition date that, if known, would have affected the measurement of the amounts recognized as of that date.