Restructuring and Other Charges (Tables)
 12 Months Ended
Dec. 31, 2016
Restructuring and Related Activities [Abstract]  
Summary of Changes to Accrued Liability Balance Related to Restructuring and Other Charges
The following table summarizes the changes to our accrued liability balance related to restructuring and other charges for the years ended December 31, 2015 and 2016 (in thousands):
 
Spin-off
 
Cost Reduction Plan
 
Total
Beginning balance at January 1, 2015
$
—

 
$
—

 
$
—

Additions for costs expensed
15,749

 
15,566

 
31,315

Less non-cash expense
(4,843
)
 
(4,007
)
 
(8,850
)
Reductions for payments
(9,823
)
 
(11,334
)
 
(21,157
)
Ending balance at December 31, 2015
1,083

 
225

 
1,308

Additions for costs expensed
3,943

 
24,386

 
28,329

Deductions for gains realized
—

 
(872
)
 
(872
)
Less non-cash expense
(896
)
 
(437
)
 
(1,333
)
Less non-cash income
—

 
872

 
872

Reductions for payments
(3,196
)
 
(16,289
)
 
(19,485
)
Ending balance at December 31, 2016
$
934

 
$
7,885

 
$
8,819
Summary of the Components of Charges Included in Restructuring and Other Charges
The following table summarizes the components of charges included in restructuring and other charges in our statements of operations for the years ended December 31, 2016 and 2015 (in thousands):
 
Years Ended December 31,
 
2016
 
2015
Financial advisor fees related to the Spin-off
$
—

 
$
4,598

Consulting fees
22

 
1,932

Start-up of stand-alone functions
887

 
1,332

Retention awards to certain employees
3,056

 
3,121

Chief Executive Officer signing bonus
—

 
2,000

Non-cash inventory write-downs
—

 
8,707

Employee termination benefits
19,892

 
9,625

Net charges to exit the use of a corporate operating lease
2,904

 
—

Other
696

 
—

Total restructuring and other charges
$
27,457

 
$
31,315