Description of any adjustments made to the stated rate to determine the effective rate.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount borrowed under the credit facility as of the balance sheet date.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Reflects when the credit facility terminates, which may be presented in a variety of ways (year, month and year, day, month and year, quarter).

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Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Line of credit agreement fee.

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Line of credit amendment fee.

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Line of credit basis for commitment fee.

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Debt (Details) (USD $) In Thousands, unless otherwise specified		1 Months Ended		12 Months Ended				12 Months Ended									12 Months Ended				12 Months Ended
	Dec. 31, 2011	Jul. 31, 2009 Watsco Revolving Credit Agreement [Member]	Dec. 31, 2011 Watsco Revolving Credit Agreement [Member]	Dec. 31, 2011 Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2010 Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Watsco Unsecured Revolving Credit Agreement [Member]	Jul. 25, 2011 Carrier Enterprise Revolving Credit Agreement [Member]	Dec. 31, 2011 Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2009 Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Jul. 25, 2011 Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2010 Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 Carrier Enterprise Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 Swingline Subfacility [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Letter Of Credit Subfacility [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Letter Of Credit Subfacility [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 Swing Loan Subfacility [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 Alternative Option [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 Ratio Of Total Debt To EBITDA [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Maximum [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Minimum [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 Federal Fund Rate [Member] Alternative Option [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Alternative Option [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Maximum [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Maximum [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Minimum [Member] Watsco Revolving Credit Agreement [Member] Unsecured Revolving Credit Agreement [Member]	Dec. 31, 2011 London Interbank Offer Rate [Member] Minimum [Member] Carrier Enterprise Revolving Credit Agreement [Member] Secured Revolving Credit Agreement [Member]
Line of Credit Facility [Line Items]
Revolving credit agreement maximum borrowing capacity			$ 300,000			$ 300,000						$ 125,000	$ 25,000	$ 50,000	$ 5,000	$ 15,000
Revolving credit agreement interest rate description				LIBOR-based rates plus a spread which ranges from 37.5 to 112.5 basis-points				LIBOR-based rates plus a spread which ranges from 275 to 325 basis-points									interest at the higher of the Prime Rate, the Federal Funds Rate plus 50 basis-points or a LIBOR-based rate plus 150 basis-points	LIBOR plus 40 basis-points
Basis points for interest rate																					50	40	275	150	112.5	325	37.5	275
Basis points for commitment fee				8				50											20	7.5
Revolving credit agreement outstanding				20,000	10,000			0			0
Revolving credit agreement maturity date				August 2012
Amendment fee		5,483
Revolving credit agreement, available borrowings capacity							75,000			75,000
Controlling interest, ownership percentage	60.00%
Fee in connection with entering credit agreement									$ 1,212