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Other Current Liabilities
 12 Months Ended
Dec. 31, 2019
Other Liabilities, Current [Abstract]  
Other Current Liabilities Other Current Liabilities
Other current liabilities at December 31, 2019 and December 31, 2018 consisted of the following:
 
2019
 
2018
 
(In thousands)
Acquisition obligations (upfront purchase and contingent consideration)
$
6,762

 
$
77,594

Redemption liability to reacquire 10% equity stake from PML
—

 
4,925

Customer advances (deposits)
22,573

 
2,980

Other
—

 
180

Total
$
29,335

 
$
85,679