Reportable Business Segments (Details)	3 Months Ended
	Mar. 31, 2013
Residential Heating & Cooling [Member] | United States [Member]
Summary of nature of operations of reportable segment
Product or Services	Furnaces, air conditioners, heat pumps, packaged heating and cooling systems, indoor air quality equipment, comfort control products, replacement parts
Markets Served	Residential Replacement; Residential New Construction
Residential Heating & Cooling [Member] | Canada [Member]
Summary of nature of operations of reportable segment
Product or Services	Furnaces, air conditioners, heat pumps, packaged heating and cooling systems, indoor air quality equipment, comfort control products, replacement parts
Markets Served	Residential Replacement; Residential New Construction
Commercial Heating & Cooling [Member] | United States [Member]
Summary of nature of operations of reportable segment
Product or Services	Unitary heating and air conditioning equipment, applied systems, controls, installation and service of commercial heating and cooling equipment
Markets Served	Light Commercial
Commercial Heating & Cooling [Member] | Canada [Member]
Summary of nature of operations of reportable segment
Product or Services	Unitary heating and air conditioning equipment, applied systems, controls, installation and service of commercial heating and cooling equipment
Markets Served	Light Commercial
Commercial Heating & Cooling [Member] | Europe [Member]
Summary of nature of operations of reportable segment
Product or Services	Unitary heating and air conditioning equipment, applied systems, controls, installation and service of commercial heating and cooling equipment
Markets Served	Light Commercial
Refrigeration [Member] | United States [Member]
Summary of nature of operations of reportable segment
Product or Services	Condensing units, unit coolers, fluid coolers, air cooled condensers, air handlers, process chillers, controls, compressorized racks, supermarket display cases and systems
Markets Served	Light Commercial Food Preservation; Non-Food/Industrial
Refrigeration [Member] | Canada [Member]
Summary of nature of operations of reportable segment
Product or Services	Condensing units, unit coolers, fluid coolers, air cooled condensers, air handlers, process chillers, controls, compressorized racks, supermarket display cases and systems
Markets Served	Light Commercial Food Preservation; Non-Food/Industrial
Refrigeration [Member] | Europe [Member]
Summary of nature of operations of reportable segment
Product or Services	Condensing units, unit coolers, fluid coolers, air cooled condensers, air handlers, process chillers, controls, compressorized racks, supermarket display cases and systems
Markets Served	Light Commercial Food Preservation; Non-Food/Industrial
Refrigeration [Member] | Asia Pacific [Member]
Summary of nature of operations of reportable segment
Product or Services	Condensing units, unit coolers, fluid coolers, air cooled condensers, air handlers, process chillers, controls, compressorized racks, supermarket display cases and systems
Markets Served	Light Commercial Food Preservation; Non-Food/Industrial
Refrigeration [Member] | South America [Member]
Summary of nature of operations of reportable segment
Product or Services	Condensing units, unit coolers, fluid coolers, air cooled condensers, air handlers, process chillers, controls, compressorized racks, supermarket display cases and systems
Markets Served	Light Commercial Food Preservation; Non-Food/Industrial