Subsequent Events	3 Months Ended
Mar. 31, 2020
Subsequent Events
Subsequent Events	18. Subsequent Events: On April 28, 2020, the company announced that the Board of Directors approved an increase in the quarterly dividend to $1.63 per common share. The dividend is payable June 10, 2020 to shareholders of record on May 8, 2020.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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