Note 4 — Details of Certain Accounts

Other current assets consisted of the following as of December 31, 2013 and 2012 (in thousands):


		2013		2012

Other receivables	$	785	$	1,086
Prepaid insurance		7,038		11,999
Other prepaids		12,999		11,751
Spare parts inventory		1,038		2,480
Income tax receivable		-		14,201
Derivative assets (Note 16)		69		5,946
Other		7,780		5,529
Total other current assets	$	29,709	$	52,992

Other assets, net, consisted of the following as of December 31, 2013 and 2012 (in thousands):


		2013		2012

Deferred dry dock expenses, net (Note 2)	$	24,756	$	22,704
Deferred financing costs, net (Note 7)		24,297		24,338
Intangible assets with finite lives, net		622		491
Other		1,515		2,304
Total other assets, net	$	51,190	$	49,837

Accrued liabilities consisted of the following as of December 31, 2013 and 2012 (in thousands):


		2013		2012

Accrued payroll and related benefits	$	50,527	$	51,561
Current asset retirement obligations		2,024		2,898
Unearned revenue (1)		19,608		6,137
Billing in excess of cost		1,677		6,445
Accrued interest (2)		4,187		17,451
Derivative liability (Note 16)		2,651		16,266
Taxes payable excluding income tax payable		4,811		5,164
Pipelay assets sale deposit (Note 2)		5,000		50,000
Other		5,997		5,592
Total accrued liabilities	$	96,482	$	161,514

(1) Increase primarily reflects fees associated with the mobilization of the Skandi Constructor to West Africa in December 2013. These fees will be amortized and recognized as revenue in the first quarter of 2014 as the project work associated with the mobilization is performed.

(2) Accrued interest at December 31, 2012 includes $12.2 million associated with our then remaining Senior Unsecured Notes which were fully redeemed in July 2013.