Commitments and Contingencies (Tables)

12 Months Ended

May 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Amounts of Obligations from Repurchased Units, Discontinued Operations and Incurred Net Losses for Periods

The amounts of obligations from repurchased units, all of which were from discontinued operations, and incurred net losses for the periods presented are as follows:

	Year ended May 31,
	2016		2015
	(Dollars in thousands)
Number of units repurchased		6		42
Obligations from units repurchased	$	115	$	689
Net losses on repurchased units	$	50	$	177