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Consulting fee paid.

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Ownership interest number of shares.

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Release of collateral, net of expenses incurred.

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Carrying amount as of the balance sheet date of obligations due all related parties.

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The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Utilities costs incurred during the reporting period for services, such as water, sewer, gas, electricity and telephone required to operate a building.

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Related Party Transactions - Additional Information (Detail) - USD ($)	1 Months Ended
	Jun. 30, 2016	Apr. 30, 2016	Mar. 31, 2016	Apr. 29, 2016
Related Party Transaction [Line Items]
Accrued consulting fees and reimbursable expenses			$ 12,000
Mr. Will
Related Party Transaction [Line Items]
Consulting fee paid		$ 12,000
S&T
Related Party Transaction [Line Items]
Repayment of pledged collateral amount		500,000
Release of collateral, net of expenses incurred				$ 421,000
S&T \| IRS
Related Party Transaction [Line Items]
Expenses incurred in defending IRS challenge		$ 79,000
GPML and LSSL \| Chairman of Board
Related Party Transaction [Line Items]
Utility and service charges	$ 1,000
GPML \| Chairman of Board
Related Party Transaction [Line Items]
Due to related parties for utility and service charges	0
LSSL \| Chairman of Board
Related Party Transaction [Line Items]
Due to related parties for utility and service charges	$ 0
The Grande Holdings Limited (“Grande”)
Related Party Transaction [Line Items]
Grande's Ownership Interest in Emerson number of shares	15,243,283
Grande's Ownership Interest Percentage	56.20%