GOODWILL AND INTANGIBLE ASSETS (Details 2) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Finite-lived intangible assets
Weighted Average Amortization Period	13 years
Cost	$ 49,674,000		$ 48,474,000
Accumulated Amortization	11,934,000		10,787,000
Net Value	37,740,000		37,687,000
Indefinite-lived intangible assets
Net Value	35,122,000		35,122,000
Total intangible assets
Cost	84,796,000		83,596,000
Net Value	72,862,000		72,809,000
Amortization expense on intangible assets
Intangible amortization expense	1,148,000	1,043,000
Minimum
Amortization expense on intangible assets
Annual amortization expense on intangible assets expected for the full years 2015 through 2019	3,000,000
Maximum
Amortization expense on intangible assets
Annual amortization expense on intangible assets expected for the full years 2015 through 2019	4,000,000
Trade name
Indefinite-lived intangible assets
Net Value	32,300,000		32,300,000
Other
Indefinite-lived intangible assets
Net Value	2,822,000		2,822,000
Customer relationships
Finite-lived intangible assets
Weighted Average Amortization Period	14 years
Cost	45,442,000		44,242,000
Accumulated Amortization	8,813,000		7,971,000
Net Value	36,629,000		36,271,000
Driver network
Finite-lived intangible assets
Weighted Average Amortization Period	3 years
Cost	3,200,000		3,200,000
Accumulated Amortization	2,978,000		2,711,000
Net Value	222,000		489,000
Other
Finite-lived intangible assets
Weighted Average Amortization Period	8 years
Cost	1,032,000		1,032,000
Accumulated Amortization	143,000		105,000
Net Value	$ 889,000		$ 927,000