Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2013

Accrued Expenses [Abstract]

Components of Accrued Expenses

Accrued expenses consist of the following (U.S. dollars in thousands):

	December 31,
	2012		2013
Accrued sales force commissions and other payments	$	110,950	$	330,870
Other taxes payable		23,558		109,829
Accrued payroll and payroll taxes		21,381		38,243
Accrued payable to vendors		6,717		42,447
Deferred revenue		4,608		13,596
Other accrued employee expenses		30,285		30,452
Other		35,703		60,847
	$	233,202	$	626,284

8.Long-Term Debt