Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Reconciliation of Segment EBITDA to Income Before Income Taxes (Details)

v3.3.0.814
Segment Information - Reconciliation of Segment EBITDA to Income Before Income Taxes (Details) - USD ($)
$ in Thousands
 3 Months Ended
Aug. 31, 2015
Aug. 31, 2014
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]    
Depreciation and amortization $ (5,760) $ (5,851)
Interest expense, net (4,829) (5,407)
Income (loss) before income taxes (3,734) 15,244
Operating Segments    
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]    
Total segment EBITDA 19,396 41,303
Corporate    
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]    
Corporate expenses (2,746) (1,461)
Segment Reconciling Items    
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]    
Acquisition related expenses (4,588) (8,768)
Depreciation and amortization (5,165) (5,200)
Interest expense, net (4,829) (5,407)
Currency related losses (5,053) (3,512)
Other $ (749) $ (1,711)