Quarterly report pursuant to Section 13 or 15(d)

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

v3.3.1.900
Segment Information - Reconciliation of Segment EBITDA to Income Before Income Taxes (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Nov. 30, 2015
Nov. 30, 2014
Nov. 30, 2015
Nov. 30, 2014
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Depreciation and amortization     $ (12,019) $ (11,856)
Interest expense, net $ (5,452) $ (4,785) (10,282) (10,192)
Income (loss) before income taxes (5,625) 2,269 (9,360) 17,513
Operating Segments        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Total segment EBITDA 16,190 25,905 35,635 67,209
Corporate        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Corporate expenses (896) (1,877) (3,642) (3,338)
Segment Reconciling Items        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Acquisition related expenses (4,559) (2,863) (9,140) (11,632)
Depreciation and amortization (5,664) (5,367) (10,850) (10,567)
Interest expense, net (5,452) (4,785) (10,282) (10,192)
Currency related losses (1,896) (4,523) (6,948) (8,037)
Other $ (3,348) $ (4,221) $ (4,133) $ (5,930)