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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Jul. 31, 2016
Accounting Policies [Abstract]  
Summary On Estimated Useful Life Of Property, Plant And Equipment
Depreciation is calculated on the straight-line method, including property, plant and equipment under capital leases, generally based on the following useful lives:
 
  
Estimated Life
in Years
Land improvements
10-35
Buildings and building improvements
7-30
Machinery and equipment
2-30
Furniture and fixtures
3-10
Software
3
Vehicles
3-10
Allocation Of Stock-Based Compensation Expense
The following table shows total stock-based compensation expense for the years ended July 31, 2016, 2015 and 2014 included in the Consolidated Statements of Operations (in thousands):
 
 
Year Ended July 31,
  
2016
2015
2014
Mountain stock-based compensation expense
$
13,404

$
11,841

$
10,292

Lodging stock-based compensation expense
3,094

2,621

2,203

Real Estate stock-based compensation expense
527

1,291

1,729

Pre-tax stock-based compensation expense
17,025

15,753

14,224

Less: benefit from income taxes
6,057

6,026

5,435

Net stock-based compensation expense
$
10,968

$
9,727

$
8,789