XML 64 R53.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Related Party Transactions (Details Textual) | Oct. 09, 2016 USD ($) | Oct. 09, 2016 CNY (¥) | Sep. 30, 2017
--- | --- | --- | ---
Mr. Yu Han [Member] |  |  |
Related Party Transactions (Textual) |  |  |
Repayment of outstanding receivables | $ 1,334,064 | ¥ 8,917,562 |
Equity ownership interest |  |  | 27.00%
JiaXing YiTou ShangMa Investment LP [Member] |  |  |
Related Party Transactions (Textual) |  |  |
Equity ownership interest |  |  | 10.00%

X
- References No definition available. + Details
Name: | lyl_RelatedPartyTransactionsTextualAbstract
Namespace Prefix: | lyl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from a loan, supported by a promissory note, granted to related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
Name: | us-gaap_RepaymentOfNotesReceivableFromRelatedParties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=lyl_YuHanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=lyl_JiaxingYitouShangmaInvestmentLpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |