Financial Information by Geographic Area Data

3 Months Ended

Dec. 31, 2011

Segments, Geographical Areas [Abstract]

13. Industry Segment and Geographic Area Data

13. Industry Segment and Geographic Area Data

	United States			Canada		Consolidated
	(Unaudited)
	(All amounts are in thousands of U.S. $'s)
Quarter ended December 31, 2011
Total revenues	$	600,609		$	32,480	$	633,089
Depreciation and amortization, net of (gains) losses on disposals		57,983			1,957		59,940
Interest expense		22,579			165		22,744
Pretax earnings (loss)		(2,567	)		4,696		2,129
Income tax expense		17			1,384		1,401
Identifiable assets		4,499,251			134,751		4,634,002
Quarter ended December 31, 2010
Total revenues	$	500,861		$	29,121	$	529,982
Depreciation and amortization, net of (gains) losses on disposals		52,249			1,046		53,295
Interest expense		22,077			159		22,236
Pretax earnings		25,454			3,587		29,041
Income tax expense		9,376			1,057		10,433
Identifiable assets		4,032,253			123,277		4,155,530

	United States		Canada		Consolidated
	(Unaudited)
	(All amounts are in thousands of U.S. $'s)
Nine months ended December 31, 2011
Total revenues	$	1,857,795	$	121,440	$	1,979,235
Depreciation and amortization, net of (gains) losses on disposals		153,536		5,876		159,412
Interest expense		67,851		489		68,340
Pretax earnings		267,811		21,518		289,329
Income tax expense		103,027		6,340		109,367
Identifiable assets		4,499,251		134,751		4,634,002
Nine months ended December 31, 2010
Total revenues	$	1,646,681	$	106,224	$	1,752,905
Depreciation and amortization, net of (gains) losses on disposals		141,323		4,787		146,110
Interest expense		64,988		500		65,488
Pretax earnings		254,398		17,621		272,019
Income tax expense		96,499		5,191		101,690
Identifiable assets		4,032,253		123,277		4,155,530