Contingent Liabilities and Commitments (Table Text Block)

12 Months Ended

Mar. 31, 2017

Table Text Block [Abstract]

Lease Expenses

		Years Ended March 31,
		2017		2016		2015
		(In thousands)
Lease expense	$	37,343	$	49,780	$	79,798

Lease Commitments for Leases having Terms of More than One Year

		Property, Plant and Equipment				Rental Equipment
		Ground		Operating		Operating		Total
		(In thousands)
Year-ended March 31:
2018	$	957	$	15,214	$	10,967	$	27,138
2019		991		13,923		9,040		23,954
2020		1,024		14,854		1,308		17,186
2021		1,024		14,966		–		15,990
2022		1,030		14,814		–		15,844
Thereafter		46,911		34,350		–		81,261
Total	$	51,937	$	108,121	$	21,315	$	181,373