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Other Current Liabilities (Notes)
6 Months Ended
Jun. 30, 2020
Other Current Liabilities [Abstract]  
Other Current Liabilities [Table Text Block] Other Current Liabilities

Other current liabilities at June 30, 2020 and December 31, 2019 consisted of the following:
 
June 30, 2020
 
December 31, 2019
 
(Unaudited)
 
 
 
(In thousands)
Customer advances (deposits)
$
24,963

 
$
22,573

Acquisition obligations (upfront purchase and contingent consideration)
11,345

 
6,762

Total
$
36,308

 
$
29,335