Name:	lkai_AssetRetirementObligationAdditionalSpendingEstimatePercentage
Namespace Prefix:	lkai_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Additional spending estimate risk free rate for asset retirement obligations based upon anticipated amounts and timing of future cash expenditures for a third party to perform the required work.

No definition available.

Name:	lkai_AssetRetirementObligationAdditionalSpendingEstimateRiskFreeRate
Namespace Prefix:	lkai_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Initial spending estimate percentage for asset retirement obligations based upon anticipated amounts and timing of future cash expenditures for a third party to perform the required work.

No definition available.

Name:	lkai_AssetRetirementObligationInitialSpendingEstimatePercentage
Namespace Prefix:	lkai_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Initial spending estimate risk free rate for asset retirement obligations based upon anticipated amounts and timing of future cash expenditures for a third party to perform the required work.

No definition available.

Name:	lkai_AssetRetirementObligationInitialSpendingEstimateRiskFreeRate
Namespace Prefix:	lkai_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Represents expected life of ARO asset.

No definition available.

Name:	lkai_ExpectedLifeOfAro
Namespace Prefix:	lkai_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Carrying value as of the balance sheet date of reclamation bonds classified as noncurrent.

No definition available.

Name:	lkai_ReclamationBondsNoncurrent
Namespace Prefix:	lkai_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848