Effective income tax rate reconciliation change in effective tax rate.

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Effective income tax rate reconciliation interest and penalties.

+ References

No definition available.

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- Definition

Income Tax [Line Items]

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No definition available.

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 6.I)
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-Publisher FASB
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-Topic 740
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-Section 50
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-Topic 740
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-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319

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- Definition

The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a),(b)
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-Publisher FASB
-Name Accounting Standards Codification
-Glossary Income Tax Expense (or Benefit)
-URI http://asc.fasb.org/extlink&oid=6515339

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Provision for Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Tax [Line Items]
State and Local effective income tax rate	49.00%	21.00%	2.00%	22.00%
Increase in tax rate due to adjusting tax rates			23.00%
Provision (benefit) expense for income taxes	$ 674	$ 1,617	$ (46)	$ 3,073
Change in effective tax rate	15.00%
Increase in tax rate due to adjusting tax rates			10.00%
Change in effective tax rate			7.00%
Interest and penalties recognized on uncertain tax positions	$ 200		$ 200
Maximum [Member]
Income Tax [Line Items]
Increase in tax rate due to adjusting tax rates	23.00%
Minimum [Member]
Income Tax [Line Items]
Increase in tax rate due to adjusting tax rates	10.00%