Property And Equipment (Summary Of Property And Equipment) (Details) (USD $) | 9 Months Ended | 12 Months Ended |
In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012 |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 151,726 | 148,364 |
Accumulated depreciation and amortization | -42,514 | -39,378 |
Property and equipment, net | 109,212 | 108,986 |
Land And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 41,580 | 42,192 |
Buildings And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 43,647 | 40,624 |
Vineyards And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 35,236 | 35,838 |
Winery And Vineyard Equipment [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 22,654 | 21,959 |
Caves [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 5,638 | 5,638 |
Vineyards Under Development [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 1,126 | 812 |
Construction In Progress [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Property and equipment, gross | 1,845 | 1,301 |
Minimum [Member] | Buildings And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '20 years | '20 years |
Minimum [Member] | Vineyards And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '7 years | '7 years |
Minimum [Member] | Winery And Vineyard Equipment [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '3 years | '3 years |
Minimum [Member] | Caves [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '20 years | '20 years |
Maximum [Member] | Buildings And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '40 years | '40 years |
Maximum [Member] | Vineyards And Improvements [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '25 years | '25 years |
Maximum [Member] | Winery And Vineyard Equipment [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '25 years | '25 years |
Maximum [Member] | Caves [Member] | ' | ' |
Property, Plant and Equipment [Line Items] | ' | ' |
Depreciable Lives | '40 years | '40 years |