Amount of decrease (increase) in additional paid in capital (APIC) for the increase in carrying amount of redeemable preferred stock.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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The cash outflow during the period for redemption of redeemable noncontrolling interests.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Redeemable Noncontrolling Interest (Details) - USD ($) $ in Thousands			1 Months Ended	3 Months Ended							12 Months Ended
	Dec. 27, 2016	Jul. 31, 2014	Jan. 31, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Purchase price allocation for LearnBop
Current assets											$ 209		$ 419
Intangible assets											695		4,600
Summary of activity of the redeemable noncontrolling interest
Balance of redeemable noncontrolling interest, beginning of period						$ 700				$ 7,502	700	$ 7,502
Net loss				$ (27)	$ (70)	$ (103)	$ (120)	$ (233)	$ (753)	$ 196	(200)	(910)	(484)
Adjustments to redemption value												3,245	(1,615)
Purchase of noncontrolling interest											$ (500)	(9,137)
Balance of redeemable noncontrolling interest, end of period							$ 700					$ 700	$ 7,502
LearnBop
Cash purchase price		$ 6,500	$ 500
Ownership percentage acquired (as a percent)		51.00%	49.00%
Middlebury Interactive Languages LLC
Cash purchase price	$ 9,100
Ownership percentage acquired (as a percent)	40.00%