Other current and non-current liabilities comprised the following at March 31, 2018 and December 31, 2017:



	March 31, 2018		December 31, 2017
Current:
Deferred revenue	$	29,685	$	5,675
Legal provisions	3,066		2,907
Other	571		698
Total other current liabilities	$	33,322	$	9,280

	March 31, 2018		December 31, 2017
Non-current:
Deferred tax	$	20,989	$	20,569
Related party commitment fee payable ⁽¹⁾	10,765		10,765
Related party Guarantee Fee payable (Note 5)	58,855		58,855
Other	6,933		5,065
Total other non-current liabilities	$	97,542	$	95,254

⁽¹⁾

Represents the commitment fee ("Commitment Fee") payable to Time Warner, including accrued interest, in respect of its obligation under a commitment letter dated November 14, 2014 between Time Warner and us whereby Time Warner agreed to provide or assist with arranging a loan facility to repay our 5.0% senior convertible notes at maturity in November 2015. The Commitment Fee is payable by November 1, 2019, the maturity date of the 2019 Euro Term Loan, or earlier if the repayment of the 2019 Euro Term Loan is accelerated. The Commitment Fee bears interest at 8.5% per annum and such interest is payable in arrears on each May 1 and November 1, and may be paid in cash or in kind, at our election.