XML 56 R34.htm IDEA: XBRL DOCUMENT v2.4.0.8
Investments - Additional Information (Detail) (USD $)
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Grupo Vasconia S.A.B.
Sep. 30, 2013
Grupo Vasconia S.A.B.
Sep. 30, 2014
Grupo Vasconia S.A.B.
Sep. 30, 2013
Grupo Vasconia S.A.B.
Dec. 31, 2013
Grupo Vasconia S.A.B.
Sep. 30, 2014
Grupo Vasconia S.A.B.
Transaction 02
Minimum
Sep. 30, 2013
Grupo Vasconia S.A.B.
Transaction 02
Minimum
Sep. 30, 2014
Grupo Vasconia S.A.B.
Transaction 02
Maximum
Sep. 30, 2013
Grupo Vasconia S.A.B.
Transaction 02
Maximum
Sep. 30, 2014
HCA
Dec. 31, 2013
HCA
Dec. 31, 2011
HCA
Sep. 30, 2014
GS Internacional S/A
Sep. 30, 2014
GS Internacional S/A
Sep. 30, 2014
Grand Venture
Sep. 30, 2013
Grand Venture
Sep. 30, 2014
Grand Venture
Sep. 30, 2013
Grand Venture
Dec. 31, 2013
Grand Venture
Feb. 29, 2012
Grand Venture
Schedule of Equity Method Investments [Line Items]                                                
Percentage of ownership in equity method investment         30.00%   30.00%                 40.00% 40.00% 40.00%           50.00%
Exchange rate at period end - MXN to USD         13.49   13.49   13.06                              
Average daily exchange rate for period - MXN to USD         13.11 12.90       13.05 12.41 13.11 12.77                      
Increase (decrease) in equity method investment             $ 1,300,000 $ 500,000                                
Due from related party         117,000   117,000   152,000                              
Equity in earnings (losses), net of taxes (5,193,000) (5,451,000) (5,360,000) (5,113,000) 300,000 (5,300,000) 600,000 (4,700,000)                     17,000 21,000 73,000 58,000    
Impairment on equity method investment, net of tax           5,000,000                     5,200,000 5,200,000            
Fair value of investment         33,500,000   33,500,000   35,200,000                              
Carrying value of investment         30,500,000   30,500,000   30,500,000         129,000 144,000       265,000   265,000   287,000  
Payment for equity method investment                               $ 105,000               $ 500,000