Note 9 - Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Schedule of Goodwill [Table Text Block]

	Canadian			Australian		U.S.		Total
Balance as of December 31, 2017	$	--		$	--	$	--	$	--
Noralta Acquisition (1)		119,858			--		--		119,858
Foreign currency translation		(2,551	)		--		--		(2,551	)
Balance as of June 30, 2018	$	117,307		$	--	$	--	$	117,307

Schedule of Indefinite-Lived Intangible Assets [Table Text Block]

	June 30, 2018					December 31, 2017
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Amortizable Intangible Assets
Customer relationships	$	43,331	$	(34,327	)	$	45,209	$	(33,997	)
Trade name		1,443		(472	)		--		--
Contracts / agreements		152,373		(30,704	)		38,362		(26,853	)
Favorable lease contract		2,353		(63	)		--		--
Noncompete agreements		675		(675	)		675		(675	)
Total amortizable intangible assets	$	200,175	$	(66,241	)	$	84,246	$	(61,525	)
Indefinite-Lived Intangible Assets Not Subject to Amortization
Licenses		30		--			32		--
Total indefinite-lived intangible assets		30		--			32		--
Total intangible assets	$	200,205	$	(66,241	)	$	84,278	$	(61,525	)

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

	Year Ending December 31,
2018 (remainder of the year)	$	10,422
2019		15,736
2020		12,728
2021		5,810
2022		5,797
Thereafter		83,441
Total	$	133,934