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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income	$ 38,945	$ 48,709	$ 80,344	$ 84,160
Other comprehensive (loss) income, net of tax:
Fair value adjustments to available-for-sale securities, net of tax	(306)	535	(1,270)	1,106
Comprehensive income	$ 38,639	$ 49,244	$ 79,074	$ 85,266

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- Definition

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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-Name Accounting Standards Codification
-Topic 942
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-Section S99
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-Subparagraph (SX 210.9-04(22))
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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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