PENSION AND EMPLOYEE BENEFITS PLANS:
 6 Months Ended
May 31, 2014
Compensation and Retirement Disclosure [Abstract]  
Pension and Employee Benefits Plan
PENSION AND EMPLOYEE BENEFITS PLANS: 
The employees of SYNNEX Infotec are covered by certain defined benefit pension plans, including a multi-employer pension plan. Full-time employees are eligible to participate in the plans on the first day of February following their date of hire and are not required to contribute to the plans.
Following the Company's acquisition of the IBM customer care business, certain employees of the acquired business are covered by defined benefit pension plans.
The components of net periodic pension costs pertaining to the Company's single employer benefit plans during the three months ended May 31, 2014 and 2013 were as follows:
 
Three Months Ended
 
Six Months Ended
 
May 31, 2014
 
May 31, 2013
 
May 31, 2014
 
May 31, 2013
Service cost
$
345

 
$
146

 
$
552

 
$
308

Interest cost
159

 
37

 
227

 
77

Expected return on plan assets
(17
)
 
(15
)
 
(34
)
 
(31
)
Amortization of net loss
140

 
—

 
176

 
—

Net periodic pension costs
$
627

 
$
168

 
$
921

 
$
354


During the three and six months ended May 31, 2014, the Company contributed $312 and $461, respectively, to the single-employer benefit plans. During the three and six months ended May 31, 2013, the Company contributed $164 and $337, respectively, to the single-employer benefit plans.