Acquisitions (Details Narrative) CAD in Thousands, $ in Thousands					1 Months Ended	3 Months Ended
	Dec. 01, 2015 USD ($)	Oct. 26, 2015 USD ($)	Oct. 26, 2015 CAD	Apr. 02, 2015	Jan. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Initial purchase price						$ 171
Operating profit						1,519	$ (5,207)
Payments of earn-out liability						2,887
Accrued earn-out liability included in other long-term liabilities						17,350		$ 20,289
March 31, 2018 [Member]
Contingent consideration to be paid throughout the earn out period						38,600
Systemax's North American Technology Group [Member]
Initial purchase price	$ 14,000
Option exercised					$ 400
Acrodex, Inc. [Member]
Initial purchase price		$ 13,600
Operating profit		$ 200
Acrodex, Inc. [Member] | Canadian Dollar [Member]
Initial purchase price | CAD			CAD 16,700
En Pointe Technologies Sales Inc [Member]
Percentage of future adjusted gross profit				22.50%
Percentage of future service revenue				10.00%
Payments of earn-out liability						2,900
Accrued earn-out liability included in accrued expenses and other current liabilities								13,200
Accrued earn-out liability included in other long-term liabilities								$ 16,500
Systemax [Member]
Accrued earn-out liability included in accrued expenses and other current liabilities						$ 13,400