Business Segment Information - Additional Information (Detail)	9 Months Ended			3 Months Ended		9 Months Ended
	Sep. 30, 2013 Location	Sep. 30, 2013 Operating Segments Customer	Dec. 31, 2012 Operating Segments Customer	Sep. 30, 2013 Operating Segments Americas	Sep. 30, 2012 Operating Segments Americas	Sep. 30, 2013 Operating Segments Americas	Sep. 30, 2012 Operating Segments Americas
Entity Wide Information Revenue From External Customer [Line Items]
Business organized number of geographical theatres (area)	3
Revenue percentage from ScanSource Communications				17.00%	14.00%	17.00%	14.00%
Gross accounts Receivable from ScanSource Communications				13.00%		13.00%
Single customer accounted for more than 10% of gross accounts receivable		1	0