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Leases (Tables)

6 Months Ended

Nov. 30, 2021

Leases [Abstract]

Supplemental balance sheet information

The following table presents supplemental balance sheet information related to leases:

(in thousands)			Balance Sheet Location						Nov 30, 2021						May 31, 2021
Assets
Operating lease ROU asset			Other assets						$	8,159					$	9,382
Liabilities
Current operating lease liabilities			Other current liabilities						2,473						2,415
Non-current operating lease liabilities			Other long-term liabilities						6,011						7,319
Total lease liabilities									$	8,484					$	9,734

The following table presents the weighted average remaining lease term and discount rate:

			Nov 30, 2021
Weighted average remaining term (in years)			3.68
Weighted average discount rate			3.8		%

Lease liability schedule

The maturities of the lease liabilities for each of the following fiscal years is:

(in thousands)			Nov 30, 2021
Remainder of 2022			$	1,361
2023			2,773
2024			2,195
2025			1,440
2026			1,139
2027 and thereafter			171
Total lease payments			$	9,079
Less: Imputed Interest			595
Total lease obligations			$	8,484
Less: Current portion of lease obligations			2,473
Long-term lease obligations			$	6,011

Supplemental cash flow information

The expenses on the Consolidated Statement of Operations were classified as follows:

			Three Months Ended												Six Months Ended
(in thousands)			Nov 30, 2021						Nov 30, 2020						Nov 30, 2021						Nov 30, 2020
Cost of sales			$	218					$	192					$	437					$	393
Research and development			52						197						150						485
Sales and marketing			39						92						79						193
General and administrative			434						256						764						551
			$	743					$	737					$	1,430					$	1,622

The following table presents supplemental cash flow and other information related to leases for the six months ended:

(in thousands)			Nov 30, 2021						Nov 30, 2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases			$	1,359					$	1,360
ROU assets obtained in exchange for lease liabilities
Operating leases			$	—					$	487

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- Definition

Assets And Liabilities, Lessee [Table Text Block]

+ References

No definition available.

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- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980

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- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980

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