Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2016

Compensation and Retirement Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures

The changes in the projected benefit obligation and the fair value of plan assets of our Benefit Plan for the period from July 14, 2016 to December 31, 2016 were as follows (in thousands):

Changes in projected benefit obligation:
Projected benefit obligation as of July 14, 2016	$	34,319
Service cost	668
Interest cost	598
Plan amendment	(3,067		)
Actuarial gain	(2,436		)
Benefits paid	(1,168		)
Projected benefit obligation as of December 31, 2016	$	28,914
Changes in fair value of plan assets:
Fair value of plan assets as of July 14, 2016	$	22,067
Actual return on plan assets	446
Employer contributions	—
Benefits paid	(1,168		)
Fair value of plan assets as of December 31, 2016	$	21,345

Schedule of Accumulated and Projected Benefit Obligations

The reconciliation of the underfunded status of our Benefit Plans of December 31, 2016 was as follows:

Projected benefit obligation	$	28,914
Fair value of plan assets	21,345
Underfunded status	$	7,569
Amounts recognized in accumulated other comprehensive income: (1)
Net actuarial gain	$	2,196
Total accumulated other comprehensive income	$	2,196

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(1) As of December 31, 2016, we had no amounts recorded in accumulated other comprehensive income that are expected to be amortized into net periodic benefit cost in 2017.

Schedule of Assumptions Used

Weighted-average assumptions used to measure our projected benefit obligation as of December 31, 2016 and net periodic benefit costs for the period ended December 31, 2016 are as follows:

Projected benefit obligation:
Discount rate	4.20	%
Rate of compensation increase	4.30	%
Net periodic benefit costs:
Discount rate	3.80	%
Expected long-term rate of return (1)	7.00	%
Rate of compensation increase	4.03	%

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(1) The expected long-term rate of return is based on a blend of historic returns of equity and debt securities.

Schedule of Net Benefit Costs

The net periodic benefit cost (credit) for the period from July 14, 2016 to December 31, 2016 includes the following components:

Components of net periodic benefit cost (credit):
Service cost	$	668
Interest cost	598
Expected return on plan assets	(686		)
Plan amendment effect	(3,067		)
Net periodic benefit credit	$	(2,487	)

Schedule of Allocation of Plan Assets

The weighted-average asset allocation at December 31, 2016 is as follows:

	Target		Actual
Asset category:
Equity securities	60	%	56	%
Debt securities	30	%	35	%
Real estate	10	%	9	%
Total	100	%	100	%

Schedule of Expected Benefit Payments

Based on current data and assumptions, the following benefit payments, which reflect expected future service, as appropriate, are expected to be paid over the next 10 years:

Year Ended
2017	$	1,060
2018	1,050
2019	1,140
2020	1,240
2021	1,310
Thereafter	7,370
	$	13,170

Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets

The changes in the benefit obligation of our post-retirement medical plan as of and for the years ended December 31, 2015 and 2014 were as follows (in thousands):

	Year Ended December 31,
	2015			2014
Benefit obligation at the beginning of year	$	5,414		$	4,505
Service cost	370			260
Interest cost	212			194
Plan amendments	—			48
Plan termination	(6,632		)	—
Actuarial loss (gain)	636			407
Projected benefit obligation at end of year	$	—		$	5,414