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Significant Accounting Policies (Tables) | 3 Months Ended | 12 Months Ended
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Sep. 30, 2018 | Jun. 30, 2018
Corporate Information And Statement Of IFRS Compliance [Abstract] |  |
Summary of useful life for property, plant and equipment | Depreciation is calculated so as to write off the cost of an asset, less its estimated residual value, over the useful economic life of that asset as follows:
Computers and equipment | 3 years
Fixtures and fittings | 5 years
Motor vehicles | 5 years
2018 | Computers & Equipment £’000 |  | Fixtures & Fittings £’000 |  | Motor Vehicles £’000 |  | Fixed Assets in Progress £’000 |  | Total £’000
Cost |  |  |  |  |  |  |  |  |
At 1 July 2017 | £ | 10,698 |  |  | £ | 6,901 |  |  | £ | 21 |  |  | £ | — |  |  | £ | 17,620 |
Additions | 2,111 |  |  | 1,381 |  |  | — |  |  | 164 |  |  | 3,656 |
On acquisition of subsidiary / business | 417 |  |  | 492 |  |  | — |  |  | — |  |  | 909 |
Disposals | (798 | ) |  | (555 | ) |  | — |  |  | — |  |  | (1,353 | )
Effect of foreign exchange translations | (73 | ) |  | (48 | ) |  | (1 | ) |  | — |  |  | (122 | )
At 30 June 2018 | £ | 12,355 |  |  | £ | 8,171 |  |  | £ | 20 |  |  | £ | 164 |  |  | £ | 20,710 |
Depreciation |  |  |  |  |  |  |  |  |
At 1 July 2017 | £ | 7,151 |  |  | £ | 2,963 |  |  | £ | 20 |  |  | £ | — |  |  | £ | 10,134 |
Charge for the year | 2,095 |  |  | 1,243 |  |  | — |  |  | — |  |  | 3,338 |
On disposals | (734 | ) |  | (545 | ) |  | — |  |  | — |  |  | (1,279 | )
Effect of foreign exchange translations | (35 | ) |  | (32 | ) |  | — |  |  | — |  |  | (67 | )
At 30 June 2018 | £ | 8,477 |  |  | £ | 3,629 |  |  | £ | 20 |  |  | £ | — |  |  | £ | 12,126 |
Net book value |  |  |  |  |  |  |  |  |
At 30 June 2018 | £ | 3,878 |  |  | £ | 4,542 |  |  | — |  |  | £ | 164 |  |  | £ | 8,584 |
2017 | Computers & Equipment £’000 |  | Fixtures & Fittings £’000 |  | Motor Vehicles £’000 |  | Fixed Assets in Progress £’000 |  | Total £’000
Cost |  |  |  |  |  |  |  |  |
At 1 July 2016 | £ | 9,350 |  |  | £ | 3,249 |  |  | £ | 19 |  |  | £ | 381 |  |  | £ | 12,999 |
Additions | 2,423 |  |  | 2,585 |  |  | — |  |  | — |  |  | 5,008 |
On acquisition of subsidiary / business | 232 |  |  | 90 |  |  | 1 |  |  | — |  |  | 323 |
Reclassification | (1,333 | ) |  | 1,272 |  |  | — |  |  | — |  |  | (61 | )
Disposals | (334 | ) |  | (816 | ) |  | — |  |  | — |  |  | (1,150 | )
Transfers | — |  |  | 381 |  |  | — |  |  | (381 | ) |  | — |
Effect of foreign exchange translations | 360 |  |  | 140 |  |  | 1 |  |  | — |  |  | 501 |
At 30 June 2017 | £ | 10,698 |  |  | £ | 6,901 |  |  | £ | 21 |  |  | £ | — |  |  | £ | 17,620 |
Depreciation |  |  |  |  |  |  |  |  |
At 1 July 2016 | £ | 6,388 |  |  | £ | 1,857 |  |  | £ | 19 |  |  | £ | — |  |  | £ | 8,264 |
Charge for the year | 1,653 |  |  | 879 |  |  | — |  |  | — |  |  | 2,532 |
Reclassification | (866 | ) |  | 808 |  |  | — |  |  | — |  |  | (58 | )
On disposals | (233 | ) |  | (683 | ) |  | — |  |  | — |  |  | (916 | )
Effect of foreign exchange translations | 209 |  |  | 102 |  |  | 1 |  |  | — |  |  | 312 |
At 30 June 2017 | £ | 7,151 |  |  | £ | 2,963 |  |  | £ | 20 |  |  | £ | — |  |  | £ | 10,134 |
Net book value |  |  |  |  |  |  |  |  |
At 30 June 2017 | £ | 3,547 |  |  | £ | 3,938 |  |  | £ | 1 |  |  | £ | — |  |  | £ | 7,486 |
Summary of useful life for intangible assets |  | Except for goodwill, intangible assets are amortised on a straight-line basis in the statement of comprehensive income over their estimated useful lives, from the date they are available for use.
Client relationship | 5 - 10 years
Non-compete agreement | 3 years
Computer software | 3 - 10 years
Licences | Shorter of licence period and up to 3 years

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- Definition The disclosure of detailed information about intangible assets. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2017-01-01 -Paragraph 118 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=38&date=2017-03-01&anchor=para_118&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The disclosure of detailed information about property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2017-01-01 -Paragraph 73 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2017-03-01&anchor=para_73&doctype=Standard -URIDate 2017-03-09 + Details
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