Industry Segment and Geographic Area Data (Table Text Block)

6 Months Ended

Sep. 30, 2013

Geographic Areas, Long-Lived Assets [Abstract]

Industry Segment and Geographic Area Data

11. Industry Segment and Geographic Area Data

		United States		Canada		Consolidated
		(Unaudited)
		(All amounts are in thousands of U.S. $'s)
Quarter ended September 30, 2013
Total revenues	$	786,721	$	49,770	$	836,491
Depreciation and amortization, net of (gains) losses on disposals		67,355		1,910		69,265
Interest expense		22,977		141		23,118
Pretax earnings		207,480		9,368		216,848
Income tax expense		76,374		2,483		78,857
Identifiable assets		5,626,460		149,885		5,776,345
Quarter ended September 30, 2012
Total revenues	$	695,622	$	48,495	$	744,117
Depreciation and amortization, net of (gains) losses on disposals		59,972		2,070		62,042
Interest expense		21,961		152		22,113
Pretax earnings		162,693		9,516		172,209
Income tax expense		60,267		2,522		62,789
Identifiable assets		4,984,218		152,746		5,136,964

		United States		Canada		Consolidated
		(Unaudited)
		(All amounts are in thousands of U.S. $'s)
Six months ended September 30, 2013
Total revenues	$	1,490,684	$	92,638	$	1,583,322
Depreciation and amortization, net of (gains) losses on disposals		126,525		3,857		130,382
Interest expense		46,163		283		46,446
Pretax earnings		379,236		16,660		395,896
Income tax expense		140,522		4,415		144,937
Identifiable assets		5,626,460		149,885		5,776,345
Six months ended September 30, 2012
Total revenues	$	1,321,805	$	89,988	$	1,411,793
Depreciation and amortization, net of (gains) losses on disposals		116,935		4,043		120,978
Interest expense		45,300		304		45,604
Pretax earnings		282,077		17,520		299,597
Income tax expense		104,965		4,643		109,608
Identifiable assets		4,984,218		152,746		5,136,964