Condensed Consolidated Unaudited Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenues	$ 1,081,893	$ 1,020,859	$ 2,915,978	$ 2,666,172
Cost of sales	823,296	778,354	2,215,255	2,034,570
Gross profit	258,597	242,505	700,723	631,602
Selling, general and administrative expenses	163,142	156,808	469,629	440,125
Operating income	95,455	85,697	231,094	191,477
Interest expense, net	1,781	1,185	4,651	3,423
Income before income taxes	93,674	84,512	226,443	188,054
Income taxes	27,556	24,981	66,654	54,129
Net income	66,118	59,531	159,789	133,925
Less: net income attributable to noncontrolling interest	20,419	18,526	49,387	45,350
Net income attributable to Watsco, Inc.	$ 45,699	$ 41,005	$ 110,402	$ 88,575
Earnings per share for Common and Class B common stock:
Basic	$ 1.32	$ 1.19	$ 3.19	$ 2.62
Diluted	$ 1.32	$ 1.19	$ 3.18	$ 2.61