The per share amount of a dividend declared, but not paid, as of the financial reporting date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

Name:	us-gaap_DividendsPayableAmountPerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

Subsequent Events (Details) - Subsequent Events - $ / shares	Mar. 18, 2020	Mar. 06, 2020
Subsequent Events
Duration of temporary store closure	14 days
Common Stock
Subsequent Events
Dividend amount (in dollars per share)		$ 0.3125
Class B Common Stock
Subsequent Events
Dividend amount (in dollars per share)		$ 0.3125