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Finance Income (Details) - GBP (£) £ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Analysis of income and expense [abstract]
Interest income on bank deposits	£ 26	£ 15	£ 17
Other interest income	9	3	4
Foreign exchange gain	0	0	4
Fair value gain on forward foreign exchange contracts held for trading	0	0	1,043
Total	£ 35	£ 18	£ 1,068

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Interest Income, Other

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- Definition

The amount of income associated with interest and other financing activities of the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The amount of interest income on deposits. [Refer: Interest income]

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The net gain arising from foreign exchange differences. [Refer: Foreign exchange gain (loss)]

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The amount of trading income (expense) relating to foreign exchange contracts. [Refer: Trading income (expense)]

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