Lease Commitments for Leases having Terms of More than One Year (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014
Year-ended June 30:
2015	$ 70,659
2016	37,707
2017	27,900
2018	25,048
2019	20,631
Thereafter	68,817
Total	250,762
Property, Plant and Equipment [Member]
Year-ended June 30:
2015	15,172
2016	14,730
2017	14,639
2018	14,156
2019	13,321
Thereafter	68,383
Total	140,401
Rental Equipment [Member]
Year-ended June 30:
2015	55,487
2016	22,977
2017	13,261
2018	10,892
2019	7,310
Thereafter	434
Total	$ 110,361