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INCOME TAXES (Tables)

6 Months Ended

Jul. 31, 2017

INCOME TAXES

Schedule of actual income tax expense amounts

		Six Months Ended July 31,
		2017			2016
Computed expected income tax expense		$	25,810		$	19,721
Increase (decrease) resulting from:
State income taxes, net of federal tax benefit		3,020			2,075
Domestic production activities deduction		(2,148		)	(1,584		)
Stock option exercises		(773		)	(986		)
Exclusion of non-controlling interests		(106		)	(1,930		)
Adjustments and other differences		(127		)	1,632
		$	25,676		$	18,928

Schedule of income tax effects of temporary differences that gave rise to deferred tax assets and liabilities

		July 31,			January 31,
		2017			2017
Assets:
Net operating loss (“NOL”) carryforwards		$	3,604		$	3,487
Stock options		2,271			1,594
Purchased intangibles		1,439			1,592
Accrued expenses and other		2,074			2,052
		9,388			8,725
Liabilities:
Purchased intangibles		(4,567		)	(4,428		)
Construction contracts		(3,228		)	(2,862		)
Property and equipment and other		(2,365		)	(2,389		)
		(10,160		)	(9,679		)
Net deferred tax liabilities		$	(772	)	$	(954	)

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- References

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- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from 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 12
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319

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