XML 54 R41.htm IDEA: XBRL DOCUMENT
v3.19.1

Organization and Significant Accounting Policies - Schedule of Financial Liabilities Measured on a Recurring Basis (Details) - USD ($) | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Derivative liabilities | $ 326,452 | $ 1,857,252 |
Warrant Instruments [Member] |  |  |
Derivative liabilities | 326,452 | 1,857,252 |
Derivative liabilities | 736,452 | 1,857,252 |
Earn-out Payable [Member] |  |  |
Derivative liabilities | 410,000 |  |
Markets For Identical Assets (Level 1) [Member] | Warrant Instruments [Member] |  |  |
Derivative liabilities |  |  |
Derivative liabilities |  |  |
Markets For Identical Assets (Level 1) [Member] | Earn-out Payable [Member] |  |  |
Derivative liabilities |  |  |
Other Observable Inputs (Level 2) [Member] | Warrant Instruments [Member] |  |  |
Derivative liabilities |  |  |
Derivative liabilities |  |  |
Other Observable Inputs (Level 2) [Member] | Earn-out Payable [Member] |  |  |
Derivative liabilities |  |  |
Significant Unobservable Inputs (Level 3) [Member] | Warrant Instruments [Member] |  |  |
Derivative liabilities | 326,452 | 1,857,252 |
Derivative liabilities | 736,452 | $ 1,857,252 |
Significant Unobservable Inputs (Level 3) [Member] | Earn-out Payable [Member] |  |  |
Derivative liabilities | $ 410,000 |  |

X
- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
Name: | us-gaap_DerivativeLiabilitiesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=BOXL_EarnoutPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |