Other Liabilities

3 Months Ended

Mar. 31, 2017

Other Liabilities

Other Liabilities

(10) Other Liabilities

The Company’s other liabilities consisted of the following:

	March 31, 2017		December 31, 2016
	(In thousands)
Current portion of other long-term liabilities
Interest rate swap contracts	$	13,744	$	16,533
Asset retirement obligations		9,452		9,821
Deferred revenue		2,121		249
Other		1,966		1,634
Total current portion of other long-term liabilities	$	27,283	$	28,237
Other long-term liabilities
Acquisition-related contingent consideration	$	37,351	$	—
Interest rate swap contracts		14,295		14,456
Deferred revenue		1,432		1,698
Other		12,796		2,537
Total other long-term liabilities	$	65,874	$	18,691

As of March 31, 2017, the Acquisition-related contingent consideration line item consisted of the preliminary estimated fair value of the contingent consideration associated with the Spark acquisition. For additional information related to the Spark acquisition contingency, see Note 2. Acquisitions.