Income Taxes (Tables)
 12 Months Ended
Jun. 30, 2017
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit)
The following table summarizes the expense (benefit) for income taxes (in millions):
 
 
Predecessor
 
 
Successor
 
 
July 1, 2014 to February 1, 2015
 
 
November 20, 2014 to June 30, 2015
 
Fiscal Year Ended
June 30, 2016
 
Fiscal Year Ended
June 30, 2017
Current:
 
 
 
 
 
 
 
 
 
Federal
 
$
(1.7
)
 
 
$
(0.2
)
 
$
18.4

 
$
16.8

State
 
1.4

 
 
0.6

 
5.0

 
3.6

Deferred:
 
 
 
 
 
 
 
 
 
Federal
 
4.4

 
 
(11.4
)
 
(17.4
)
 
(16.0
)
State
 
(0.9
)
 
 
(1.6
)
 
(2.2
)
 
(1.8
)
Total income tax expense (benefit)
 
$
3.2

 
 
$
(12.6
)
 
$
3.8

 
$
2.6
Schedule of Effective Income Tax Rate Reconciliation
The difference between the tax provision at the statutory federal income tax rate and the effective rate on income was as follows:
 
 
Predecessor
 
 
Successor
 
 
July 1, 2014 to February 1, 2015
 
 
November 20, 2014 to June 30, 2015
 
Fiscal Year Ended
June 30, 2016
 
Fiscal Year Ended
June 30, 2017
Statutory federal income tax rate
 
35.0
 %
 
 
35.0
 %
 
35.0
%
 
35.0
 %
Increase (decrease) in rate resulting from:
 
 
 
 
 
 
 
 
 
State taxes, net of federal benefits
 
(7.1
)
 
 
2.3

 
175.0

 
7.1

Permanent adjustments
 
(187.1
)
 
 
(4.4
)
 
250.0

 
11.4

Stock compensation adjustments
 
—

 
 
—

 
—

 
(11.4
)
State effective tax rate change on deferred items
 
—

 
 
—

 
340.0

 
1.5

Provision to return adjustments
 
(5.8
)
 
 
—

 
125.0

 
(4.7
)
Changes to unrecognized tax benefits
 
(3.4
)
 
 
1.2

 
25.0

 
(3.2
)
Other
 
—

 
 
—

 
—

 
1.4

Effective tax rate
 
(168.4
)%
 
 
34.1
 %
 
950.0
%
 
37.1
 %
Schedule of Deferred Tax Assets and Liabilities
The significant components of the Company’s deferred tax assets (liabilities) were as follows (in millions):

 
 
Successor
 
 
June 30, 2016
 
June 30, 2017
 
 
Non-current
Deferred tax assets:
 
 
 
 
Accrued expenses
 
$
20.5

 
$
16.5

Bad debt
 
1.2

 
1.5

Share-based compensation
 
3.8

 
7.5

Acquisition related
 
4.6

 
3.8

Net operating losses
 
0.1

 
—

Total deferred tax assets
 
30.2

 
29.3

Deferred tax liabilities:
 
 
 
 
Intangibles
 
(272.2
)
 
(252.3
)
Leases
 
(33.3
)
 
(34.2
)
Debt issuance costs
 
(8.4
)
 
(8.6
)
Depreciation
 
(4.1
)
 
(3.4
)
Other
 
(0.2
)
 
(1.2
)
Total deferred tax liabilities
 
(318.2
)
 
(299.7
)
Total deferred tax assets (liabilities)
 
$
(288.0
)
 
$
(270.4
)
Summary of Positions for which Significant Change in Unrecognized Tax Benefits is Reasonably Possible
A reconciliation of the beginning and ending amount of gross unrecognized tax benefits excluding interest and penalties is as follows (in millions):

 
 
Predecessor
 
 
Successor
 
 
July 1, 2014 to February 1, 2015
 
 
November 20, 2014 to June 30, 2015
 
Fiscal Year Ended
June 30, 2016
 
Fiscal Year Ended
June 30, 2017
Balance, beginning of the period
 
$
2.4

 
 
$
—

 
$
1.5

 
$
1.3

Increases for tax positions taken on acquired entities
 
—

 
 
2.4

 
—

 
—

Increases for tax positions taken in a previous
  period
 
—

 
 
—

 
0.3

 
—

Expiration of statutes of limitation
 
—

 
 
(0.9
)
 
(0.5
)
 
(0.4
)
Balance, end of period
 
$
2.4

 
 
$
1.5

 
$
1.3

 
$
0.9