Acquisitions (Details Narrative) £ in Thousands, $ in Thousands					12 Months Ended
	Dec. 22, 2017 USD ($)	Dec. 22, 2017 GBP (£)	Sep. 22, 2017 USD ($)	Sep. 22, 2017 GBP (£)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 22, 2017 GBP (£)	Jan. 31, 2017 USD ($) ft²
Earn-out liability included in other long-term liabilities					$ 16,583	$ 7,338
Payment of earn-out liability					37,600
Long term note					121,189	250,032
Revolving Credit Facility [Member] | Loan Agreement [Member]
Long term note									$ 3,100
Square feet of office | ft²									29,344
Provista Technology [Member]
Initial purchase price net of cash acquired	$ 4,500
Accrued earn-out liability	$ 1,400
Contingent consideration to be paid throughout the earn out period						1,400
Earn-out liability included in other long-term liabilities					300
Adjusted estimate of earn-out liability and reduced included Selling, general and administrative expenses					1,100
Provista Technology [Member] | GBP [Member]
Initial purchase price net of cash acquired | £		£ 3,400
Accrued earn-out liability | £								£ 1,100
Stack Technology [Member]
Initial purchase price net of cash acquired			$ 1,700
Accrued earn-out liability
Stack Technology [Member] | GBP [Member]
Initial purchase price net of cash acquired | £				£ 1,200
En Pointe Technologies Sales, Inc [Member]
Payment of earn-out liability					2,200	$ 13,400	$ 13,100
En Pointe Technologies Sales, Inc [Member] | April 1, 2015 [Member]
Initial purchase price net of cash acquired					$ 15,000
Percentage of future adjusted gross profit					22.50%
Percentage of future service revenue					10.00%
En Pointe Technologies Sales, Inc [Member] | April 1, 2015 [Member] | Inventory [Member]
Additional consideration paid in acquisition for inventory					$ 2,300