Name:	katy_BusinessAcquisitionsProFormaGrossProfit
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Total remaining working capital subsequent adjustments in acquisition.

No definition available.

Name:	katy_BusinessAcquisitionsPurchasePriceAllocationSubsequentAdjustments
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Data Type:	xbrli:monetaryItemType
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The average number of shares or units issued and outstanding that are used in calculating proforma diluted EPS or proforma earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

No definition available.

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Data Type:	xbrli:sharesItemType
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Period Type:	duration

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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Data Type:	num:perShareItemType
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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

Name:	us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
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- Details

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Data Type:	xbrli:stringItemType
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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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The weighted average number of shares or units and dilutive common stock or unit equivalents outstanding in the calculation of proforma diluted earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering.

No definition available.

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Data Type:	xbrli:sharesItemType
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Period Type:	duration

Adjustment to the weighted average number of basic shares outstanding to convert this to a pro forma presentation.

No definition available.