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SEGMENT INFORMATION, REVENUES BY GEOGRAPHY AND SIGNIFICANT CUSTOMERS - Percentage of Revenues, Accounts Receivable (Detail)	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2018
Revenues
Revenue, Major Customer [Line Items]
Concentration percentage	100.00%	100.00%	100.00%	100.00%
Revenues | Customer A
Revenue, Major Customer [Line Items]
Concentration percentage	11.00%	13.00%	10.00%	11.00%
Revenues | Customer B
Revenue, Major Customer [Line Items]
Concentration percentage	11.00%		11.00%
Accounts Receivable | Customer A
Revenue, Major Customer [Line Items]
Concentration percentage			11.00%		12.00%
Accounts Receivable | Customer B
Revenue, Major Customer [Line Items]
Concentration percentage			16.00%		15.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 10
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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- Definition

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+ References

No definition available.

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