Related Party Transactions - Additional Information (Detail) (USD $)	1 Months Ended						0 Months Ended		3 Months Ended	9 Months Ended		1 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended	1 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended	1 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended	1 Months Ended	3 Months Ended		9 Months Ended
	Feb. 28, 2011	Jan. 31, 2011	Jun. 30, 2010	Dec. 31, 2013	Aug. 31, 2012	Mar. 02, 2010	Feb. 12, 2014 Subsequent Event	Oct. 15, 2013 Grande	Dec. 31, 2012 Amount owed from Emerson to Brighton Marketing Limited	Dec. 31, 2013 Amount owed from Emerson to Brighton Marketing Limited	Dec. 31, 2012 Amount owed from Emerson to Brighton Marketing Limited	Nov. 07, 2013 Grande Properties Management Limited	Dec. 31, 2012 Grande Properties Management Limited	Nov. 07, 2013 Grande Properties Management Limited	Dec. 31, 2012 Grande Properties Management Limited	Nov. 07, 2013 Mr. Eduard Will, a director of Emerson	Dec. 31, 2012 Mr. Eduard Will, a director of Emerson	Nov. 07, 2013 Mr. Eduard Will, a director of Emerson	Dec. 31, 2012 Mr. Eduard Will, a director of Emerson	Nov. 07, 2013 Vigers Appraisal & Consulting Ltd	Dec. 31, 2012 Vigers Appraisal & Consulting Ltd	Nov. 07, 2013 Vigers Appraisal & Consulting Ltd	Dec. 31, 2013 Vigers Appraisal & Consulting Ltd	Jul. 03, 2013 Lafe Strategic Services Limited	Mar. 31, 2013 Lafe Strategic Services Limited	Dec. 31, 2012 Lafe Strategic Services Limited	Dec. 31, 2013 Lafe Strategic Services Limited
Related Party Transaction [Line Items]
Grande's (Provisional Liquidator Appointed) Ownership Interest in Emerson number of shares								15,243,283
Grande's (Provisional Liquidator Appointed) Ownership Interest Percentage								56.20%
Proposed newly outstanding share capital to settle claims, percentage							90.00%
Service charge from related party									$ 1,000	$ 1,000	$ 4,000	$ 3,000	$ 11,000	$ 11,000	$ 31,000
Amount owed to related party
Security deposit returned																								6,000
Rental receivable from related party
Rental income																									9,000	9,000	18,000
Travel advance paid to related party																6,000		6,000
Consulting fees paid to related party																10,000	29,000	68,000	81,000
Expense reimbursements and advances paid to related party																	13,000		23,000
Extraordinary dividend declared						$ 1.10
Company's assertion as to the percent of the dividend that is taxable to the recipient						4.90%
Internal Revenue Service's assertion as to the percent of the dividend that is taxable to the recipient, which the company is refuting					100.00%
Reimbursement of legal fees			42,000
Agreement transaction fees			33,000
Waive of legal charges		5,000
Receipts from related party for amount owned	70,000
Estimated additional taxes, penalties and interest				4,500,000
Amount invoiced to related party																				$ 1,000	$ 1,000	$ 3,000	$ 3,000