Current and Long- Term Liabilities

3 Months Ended

Mar. 31, 2016

I. CURRENT AND LONG-TERM LIABILITIES

Accrued Expenses

Accrued expenses consisted of the following as of March 31, 2016 and December 31, 2015 (in thousands):


	March 31, 2016		December 31, 2015
Commercial rebates, fees and returns	$	52,561	$	45,161
Professional, license, and other fees and expenses		31,564		27,070
Interest expense		5,832		18,411
Salaries, bonuses, and other compensation		9,845		12,838
Restructuring expense		2,093		2,883
Total accrued expenses	$	101,895	$	106,363

Deferred Revenues

Our deferred revenues balance as of March 31, 2016 is primarily related to our CBR service revenues and includes: (a) amounts collected in advance of unit processing and (b) amounts associated with unearned storage fees collected at the beginning of the storage contract term, net of allocated discounts.