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Commitments and Contingencies (Tables)
6 Months Ended
May 31, 2017
Commitments and Contingencies Disclosure [Abstract]  
Changes in the Warranty Liability
The changes in our warranty liability were as follows (in thousands):
 
Three Months Ended May 31,
 
Six Months Ended May 31,
 
2017
 
2016
 
2017
 
2016
Balance at beginning of period
$
57,710

 
$
50,575

 
$
56,682

 
$
49,085

Warranties issued
8,784

 
6,315

 
15,924

 
11,567

Payments
(6,457
)
 
(8,446
)
 
(12,569
)
 
(12,467
)
Adjustments

 
393

 

 
652

Balance at end of period
$
60,037

 
$
48,837

 
$
60,037

 
$
48,837

Schedule of Self-Insurance Liability
The changes in our self-insurance liability were as follows (in thousands):
 
Three Months Ended May 31,
 
Six Months Ended May 31,
 
2017
 
2016
 
2017
 
2016
Balance at beginning of period
$
159,882

 
$
173,017

 
$
158,584

 
$
173,011

Self-insurance expense (a)
3,598

 
4,406

 
8,238

 
8,422

Payments
(2,720
)
 
(12,029
)
 
(4,760
)
 
(15,435
)
Reclassification of estimated probable recoveries (b)
(4,255
)
 
(8,661
)
 
(5,557
)
 
(9,265
)
Balance at end of period
$
156,505

 
$
156,733

 
$
156,505

 
$
156,733

(a)
These expenses are included in selling, general and administrative expenses and are largely offset by contributions from subcontractors participating in the wrap-up policy.