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Bank borrowings - Capital Leases (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Capital Leased Assets [Line Items]
Total capital lease liabilities	$ 54,736	$ 61,282
Less: current portion	(11,355)	(4,491)
Capital leases - long-term portion	43,381	56,791
Financing lease
Capital Leased Assets [Line Items]
Total capital lease liabilities	54,736	60,416
Computer software
Capital Leased Assets [Line Items]
Total capital lease liabilities	0	843
Exclusive technology rights
Capital Leased Assets [Line Items]
Total capital lease liabilities	$ 0	$ 23

X

- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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