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Non-controlling Interest (Detail) (USD $) | 2 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2014 | Jan. 31, 2014 | Dec. 31, 2013 | Oct. 31, 2013 | Jul. 31, 2013 | Apr. 30, 2013 | Jan. 31, 2013 | Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2012 | Dec. 31, 2014 | Dec. 31, 2013 | Jan. 31, 2014 | Jan. 31, 2013
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 31, 2013 | $ 926,431 us-gaap_MinorityInterest | $ 692,405 us-gaap_MinorityInterest |  |  |  |  |  | $ 692,405 us-gaap_MinorityInterest |  |  |  |  | $ 782,265 us-gaap_MinorityInterest |  | $ 692,405 us-gaap_MinorityInterest |
Net income attributable to non-controlling interest | 55,834 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 79,296 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 300,144 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (100,342)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 110,040 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (90,779)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (119,231)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (151,072)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (183,171)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (108,146)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (93,888)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (116,296)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 629,959 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 339,368 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 461,424 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 501,501 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Stock-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,602 us-gaap_ShareBasedCompensation |
Distributions to non-controlling interest shareholder | (200,000)us-gaap_PaymentsToMinorityShareholders | 0 us-gaap_PaymentsToMinorityShareholders |  |  |  |  |  |  |  |  |  |  | (600,000)us-gaap_PaymentsToMinorityShareholders | (240,000)us-gaap_PaymentsToMinorityShareholders | (240,000)us-gaap_PaymentsToMinorityShareholders | (400,000)us-gaap_PaymentsToMinorityShareholders
Balance as of January 31, 2014 | $ 782,265 us-gaap_MinorityInterest |  | $ 1,672,483 us-gaap_MinorityInterest | $ 926,431 us-gaap_MinorityInterest |  |  |  |  | $ 692,405 us-gaap_MinorityInterest |  |  |  | $ 1,672,483 us-gaap_MinorityInterest |  | $ 926,431 us-gaap_MinorityInterest | $ 692,405 us-gaap_MinorityInterest

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 27 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 7 + Details
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- Details
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- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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