Lease Commitments for Leases having Terms of More than One Year (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014
Year-ended March 31:
2015	$ 64,812
2016	34,548
2017	16,585
2018	12,864
2019	9,815
Thereafter	6,855
Total	145,479
Property, Plant and Equipment [Member]
Year-ended March 31:
2015	4,750
2016	2,152
2017	2,067
2018	1,811
2019	769
Thereafter	5,532
Total	17,081
Rental Equipment [Member]
Year-ended March 31:
2015	60,062
2016	32,396
2017	14,518
2018	11,053
2019	9,046
Thereafter	1,323
Total	$ 128,398

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

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