GEOGRAPHIC INFORMATION (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2017 USD ($) Customer country	Mar. 31, 2016 USD ($) Customer country	Mar. 31, 2015 USD ($) Customer country
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	$ 208,954	$ 232,933	$ 216,183	$ 223,106	$ 209,797	$ 225,735	$ 215,017	$ 206,358	$ 881,176	$ 856,907	$ 865,010
Number of countries, 10% or more of Net Revenues, excluding the U.S. | country									0	0	0
Number of customers representing 10% or more of Net Revenues | Customer									1	0	0
Long-Lived Assets	150,307				149,735				$ 150,307	$ 149,735
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									482,215	482,622	$ 487,607
Long-Lived Assets	69,085				74,157				69,085	74,157
Mexico
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	42,923				43,232				42,923	43,232
Europe and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									226,620	217,633	213,702
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									106,295	105,687	104,829
Americas, excluding U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									66,046	50,965	58,872
The Netherlands
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	22,637				18,186				22,637	18,186
Other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	$ 15,662				$ 14,160				15,662	14,160
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									398,961	374,285	377,403
Enterprise
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									628,654	626,666	619,284
Consumer
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									$ 252,522	$ 230,241	$ 245,726
Ingram Micro | Customer concentration risk | Revenue
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk percentage									10.90%