XML 43 R21.htm IDEA: XBRL DOCUMENT v2.4.0.8
Schedule of Basic and Diluted Earnings per Common Share (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Net income attributable to Watsco, Inc. shareholders $ 16,753 $ 13,385
Less: distributed and undistributed earnings allocated to non-vested (restricted) common stock 1,242 937
Earnings allocated to Watsco, Inc. shareholders - basic 15,511 12,448
Weighted-average common shares outstanding - Basic 32,249,988 32,157,729
Basic earnings per share for Common and Class B common stock $ 0.48 $ 0.39
Net income attributable to Watsco, Inc. shareholders 16,753 13,385
Less: distributed and undistributed earnings allocated to non-vested (restricted) common stock 1,242 937
Earnings allocated to Watsco, Inc. shareholders - diluted 15,511 12,448
Weighted-average common shares outstanding - Basic 32,249,988 32,157,729
Effect of dilutive stock options 55,457 55,711
Weighted-average common shares outstanding - Diluted 32,305,445 32,213,440
Diluted earnings per share for Common and Class B common stock $ 0.48 $ 0.39
Common Stock
    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Earnings allocated to Watsco, Inc. shareholders - basic 14,211 11,401
Class B Common Stock
    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Earnings allocated to Watsco, Inc. shareholders - basic $ 1,300 $ 1,047