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Other Liabilities
 12 Months Ended
Dec. 31, 2020
Other Liabilities Disclosure [Abstract]  
Other Liabilities Other Liabilities 
The Company’s Other liabilities consisted of the following:  
 December 31, 2020December 31, 2019
 (In thousands)
Current portion of other long-term liabilities
Interest rate swap and cap contracts$23,916 $15,565 
Operating lease liabilities18,683 20,345 
Acquisition related contingent consideration9,490 4,963 
Asset retirement obligations6,517 5,701 
Deferred revenue4,295 3,386 
Other1,898 3,184 
Total current portion of other long-term liabilities$64,799 $53,144 
Noncurrent portion of other long-term liabilities
Interest rate swap and cap contracts$26,994 $9,723 
Deferred revenue3,850 5,589 
Acquisition related contingent consideration— 11,888 
Other6,883 10,670 
Total noncurrent portion of other long-term liabilities$37,727 $37,870 
As of December 31, 2020 and 2019, the Acquisition related contingent consideration lines consisted of the estimated fair value of the contingent consideration associated with the Spark ATM Systems Pty Ltd. (“Spark”) acquisition that occurred in 2017.