Acquisitions (Tables)

3 Months Ended

Aug. 31, 2012

Acquisitions [Abstract]

Estimated fair values of the assets acquired and liabilities assumed

Total cash consideration	$	10,673
Preliminary purchase price allocation:
Accounts receivable		542
Rental and lease equipment		15,896
Deferred tax liability		(2,092	)
Deferred revenue		(479	)
Net assets acquired		13,867
Bargain purchase gain, net of deferred taxes of $2,092	$	(3,194	)