Commitments And Contingencies (Tables)

12 Months Ended

May 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Aggregate of future annual payments under non cancelable operating leases for facilities and equipment

Future annual payments under non-cancelable operating leases in the aggregate, of which one includes an escalation clause, with initial remaining terms of more than one year at May 31, 2017, are summarized as follows (in thousands):

(in thousands)
2018	$	2,214
2019	2,066
2020	1,860
2021	1,025
2022 and thereafter	2,552
	$	9,717

Other commitments and contingencies

The following table summarizes the Company's other future commitments and contingencies as of May 31, 2017.

(in thousands)	Total		2018		2019		2020		2021		2022 and thereafter
Purchase obligations (1)	$	49,762	$	8,443	$	8,726	$	9,162	$	8,709	$	14,722
Royalties	44,000		2,500		3,000		3,500		3,500		31,500
Other	834		167		167		167		167		166
	$	94,596	$	11,110	$	11,893	$	12,829	$	12,376	$	46,388

(1) The non-cancelable inventory purchase obligations are not reflected on our consolidated balance sheets under accounting principles generally accepted in the United States of America.