Other Current and Non-Current Liabilities

12 Months Ended

Dec. 31, 2019

Other Liabilities Disclosure [Abstract]

Other Current and Non-Current Liabilities

11. Other Current and Non-Current Liabilities

Other current liabilities consist of the following (in thousands):

	December 31,		December 31,
	2019		2018
Accrued accounts payable	$	41,443	$	22,669
Accrued compensation liability		52,495		41,554
Accrued restructuring liability		—		3,449
Contingent consideration payable		180,000		17,300
Accrued payable from acquisitions		30,000		35,000
Accrued lease incentive obligation		—		24,895
Value-added taxes payable		2,857		2,624
Other current liabilities		8,010		9,338
Total other current liabilities	$	314,805	$	156,829

Our accrued compensation liability represents employee bonus and other payroll withholding expenses, while other current liabilities include various expenses that we accrue for transaction taxes, customer deposits and accrued vendor expenses.

Other non-current liabilities consist of the following (in thousands):

	December 31,		December 31,
	2019		2018
Contingent consideration payable	$	140,100	$	31,700
Accrued restructuring liability		—		7,613
Uncertain tax positions liability, including interest and penalties		15,851		10,065
Other non-current liabilities		2,462		3,208
Total other non-current liabilities	$	158,413	$	52,586