Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 30, 2020	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Unrecognized tax benefits, decrease due to release of reserves as a result of expiration of statutes of limitations and IRS settlements	$ 1.7
Deferred tax assets, valuation allowance		$ 0.5

Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319

Name:	us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration