GOODWILL AND INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 31, 2017

GOODWILL AND INTANGIBLE ASSETS

Schedule of goodwill by reportable operating segment

	Total		ArcBest		FleetNet
	(in thousands)
Balances at December 31, 2016	$	108,875	$	108,245	$	630
Purchase accounting adjustments(1)		106		106		—
Balances at March 31, 2017	$	108,981	$	108,351	$	630

⁽¹⁾ Goodwill related to the September 2, 2016 acquisition of LDS is based on preliminary information as of March 31, 2017.

Schedule of intangible assets

		March 31, 2017						December 31, 2016
	Weighted-Average			Accumulated		Net				Accumulated		Net
	Amortization Period	Cost		Amortization		Value			Cost	Amortization		Value
	(in years)	(in thousands)						(in thousands)
Finite-lived intangible assets
Customer relationships(1)	14	$	60,431	$	16,450	$	43,981	$	60,431	$	15,350	$	45,081
Driver network	3		3,200		3,200		—		3,200		3,200		—
Other	9		1,032		442		590		1,032		406		626
	13		64,663		20,092		44,571		64,663		18,956		45,707
Indefinite-lived intangible assets
Trade name	N/A		32,300		N/A		32,300		32,300		N/A		32,300
Other	N/A		2,500		N/A		2,500		2,500		N/A		2,500
			34,800				34,800		34,800				34,800
Total intangible assets	N/A	$	99,463	$	20,092	$	79,371	$	99,463	$	18,956	$	80,507

⁽¹⁾ Customer relationships of $7.7 million related to the September 2, 2016 acquisition of LDS is based on preliminary information as of March 31, 2017.

Schedule of future amortization for intangible assets and acquired software

			Intangible		Acquired
	Total		Assets		Software(1)
	(in thousands)
2017	$	5,284	$	3,402	$	1,882
2018		6,654		4,520		2,134
2019		5,469		4,482		987
2020		4,471		4,454		17
2021		4,418		4,412		6
Thereafter		23,301		23,301		—
Total amortization	$	49,597	$	44,571	$	5,026

⁽¹⁾ Acquired software is reported in property, plant and equipment.