Note 15 - IncomeTax (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	2012			2011			2010
Income tax expense using combined statutory rate of 26.5% (2011 - 28%, 2010 - 31%)	$	16,227		$	21,158		$	23,909
Permanent differences		3,327			4,554			2,933
Tax effect of flow through entities		(3,663	)		(3,462	)		(2,768	)
Goodwill or other investment impairment charge		676			874			-
Impact of changes in foreign exchange rates		1,546			(679	)		(1,426	)
Adjustments to tax liabilities for prior periods		721			940			1,499
Effects of changes in enacted tax rates		(14	)		52			2,049
Changes in liability for unrecognized tax benefits		352			(342	)		(5,881	)
Stock-based compensation		128			(386	)		(39	)
Foreign state and provincial tax rate differential		(1,122	)		(1,763	)		(3,829	)
Other taxes		93			1,992			1,024
Change in valuation allowances		2,033			(49,745	)		11,757
Provision for (recovery of) income taxes as reported	$	20,304		$	(26,807	)	$	29,228

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	2012		2011			2010
Canada	$	22,480	$	33,331		$	22,446
United States		7,782		21,172			32,508
Australia		25,800		21,791			21,698
Foreign		5,175		(1,358	)		476
Total	$	61,237	$	74,936		$	77,128

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	2012			2011			2010
Current
Canada	$	5,849		$	4,630		$	4,758
United States		18,851			21,625			24,667
Australia		8,526			7,206			6,795
Foreign		4,729			3,708			448
		37,955			37,169			36,668
Deferred
Canada		364			(275	)		(5,441	)
United States		(15,993	)		(63,049	)		29
Australia		(743	)		(729	)		(1,418	)
Foreign		(1,279	)		77			(610	)
		(17,651	)		(63,976	)		(7,440	)
Total	$	20,304		$	(26,807	)	$	29,228

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	2012			2011
Deferred income tax assets
Loss carry-forwards	$	88,318		$	76,422
Expenses not currently deductible		17,255			15,179
Stock-based compensation		3,317			4,084
Basis differences of partnerships and other entities		15,685			11,316
Allowance for doubtful accounts		3,324			4,752
Inventory and other reserves		1,611			853
		129,510			112,606
Less: Valuation allowance		(11,911	)		(8,139	)
		117,599			104,467
Deferred income tax liabilities
Depreciation and amortization		33,751			37,880
Unrealized foreign exchange gains		932			168
Prepaid and other expenses deducted for tax purposes		875			995
Financing fees		-			112
		35,558			39,155
Net deferred income tax asset	$	82,041		$	65,312

Summary of Income Tax Contingencies [Table Text Block]

Balance, December 31, 2010	$	7,720
Increases based on tax positions related to the current period		1,903
Increases for tax positions of prior periods		(659)
Reduction for lapses in applicable statutes of limitations		(1,362)
Balance, December 31, 2011		7,602
Increases based on tax positions related to the current period		1,093
Reduction for lapses in applicable statutes of limitations		(781)
Balance, December 31, 2012	$	7,914