XML 83 R29.htm IDEA: XBRL DOCUMENT v3.20.1

Fair Value (Tables)

12 Months Ended

Jan. 31, 2020

Fair Value Disclosures [Abstract]

Financial Assets Measured at Fair Value on Recurring Basis

The Company’s financial assets that are accounted for at fair value on a recurring basis are presented in the tables below:

		Marketable Securities Fair Value as of January 31, 2020
		Level 1				Level 2				Level 3				Total
Assets:
Corporate bonds		$	214,599			$	—			$	—			$	214,599
Municipal and pre-refunded municipal bonds			—				68,984				—				68,984
Mutual funds, held in rabbi trust			8,429				—				—				8,429
Federal government agencies			8,080				—				—				8,080
Certificates of deposit			—				6,460				—				6,460
Commercial paper							1,997				—				1,997
		$	231,108			$	77,441			$	—			$	308,549

		Marketable Securities Fair Value as of January 31, 2019
		Level 1				Level 2				Level 3				Total
Assets:
Corporate bonds		$	261,333			$	—			$	—			$	261,333
Municipal and pre-refunded municipal bonds			—				51,232				—				51,232
Mutual funds, held in rabbi trust			6,751				—				—				6,751
Federal government agencies			8,062				—				—				8,062
Certificates of deposit			—				3,193				—				3,193
Commercial paper							2,979				—				2,979
Treasury bills			2,974				—				—				2,974
		$	279,120			$	57,404			$	—			$	336,524

X

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_FairValueDisclosuresAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration