ACQUISITIONS - Business Acquisition, Pro Forma Infomration, Adjustments (Details) - Freightquote $ in Thousands	12 Months Ended
	Dec. 31, 2014 USD ($)
Business Acquisition [Line Items]
Additional amortization expense on identifiable intangible assets	$ (7,560)
Contractual changes in compensation	1,973
Additional compensation paid by sellers	2,627
Accounting policy changes	1,303
Third party advisory fees paid by sellers	5,355
Other	$ 2,196