Concentrations of risk and geographic information (Tables)

6 Months Ended

Jun. 30, 2018

Concentration Risk [Line Items]

Schedule of Accounts, Notes, Loans and Financing Receivable

The following table summarizes the Company’s accounts receivables sold, without recourse, and factoring fees paid:

	Three months ended June 30,				Six months ended June 30,
(in thousands)	2018		2017		2018		2017
Accounts receivable sold	$	33,858	$	41,574	$	52,454	$	78,962
Factoring fees	434		368		655		680

Schedule of Revenue by Geographic Region

Revenue by geographic region, based on ship-to destinations, was as follows:

	Three months ended June 30,				Six months ended June 30,
(in thousands)	2018		2017		2018		2017
Americas	$	131,580	$	157,027	$	222,052	$	252,734
Europe, Middle East and Africa (EMEA)	90,841		80,214		153,151		148,077
Asia and Pacific (APAC)	60,256		59,285		109,820		114,329
Total revenue	$	282,677	$	296,526	$	485,023	$	515,140

Accounts Receivable [Member]

Concentration Risk [Line Items]

Schedules of Customer Concentration by Risk Factor

Customers who represented 10% or more of the Company’s net accounts receivable balance were as follows:

	June 30, 2018	December 31, 2017
Customer A	18%	16%
Customer B	20%	32%
Customer C	*	12%
Customer D	*	11%

Sales Revenue [Member]

Concentration Risk [Line Items]

Schedules of Customer Concentration by Risk Factor

Customers who represented 10% or more of the Company’s total revenue were as follows:

	Three months ended June 30,		Six months ended June 30,
	2018	2017	2018	2017
Customer A	16%	17%	15%	16%
Customer B	*	12%	11%	*

* Less than 10% of total revenue for the period indicated