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Goodwill and Intangible Assets, Net - Intangible Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 204,175	$ 204,210
Accumulated Amortization	(172,931)	(169,092)
Net Carrying Amount	31,244	35,118
Customer/publisher/advertiser relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	70,296	70,300
Accumulated Amortization	(43,327)	(40,663)
Net Carrying Amount	26,969	29,637
Content [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	60,942	60,964
Accumulated Amortization	(60,928)	(60,940)
Net Carrying Amount	14	24
Website/trade/domain names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	33,538	33,546
Accumulated Amortization	(30,703)	(30,218)
Net Carrying Amount	2,835	3,328
Acquired technology and others [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	39,399	39,400
Accumulated Amortization	(37,973)	(37,271)
Net Carrying Amount	$ 1,426	$ 2,129

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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