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SIGNIFICANT ACCOUNTING POLICIES (Property, plant and equipment) (Details)	12 Months Ended
	Dec. 31, 2012
Machinery and Manufacturing Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
%	4.00%
Machinery and Manufacturing Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
%	33.00%
Office Equipment and Furniture [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
%	7.00%
Office Equipment and Furniture [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
%	33.00%
Motor Vehicles [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
%	10.00%
Motor Vehicles [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
%	30.00%
Buildings [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
%	4.00%
Buildings [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
%	5.00%

X

- Definition

Property, Plant And Equipment, Depreciation Rate.

+ References

No definition available.

+ Details

Name:	cste_PropertyPlantAndEquipmentDepreciationRate
Namespace Prefix:	cste_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration