Subsequent events	3 Months Ended
Mar. 31, 2020
Subsequent events
Subsequent Events	21. Subsequent events On April 8, 2020, the United States Department of Treasury and the Internal Revenue Service (“IRS”) published final regulations providing guidance addressing hybrid financing arrangements that were introduced in the TCJA. The Company has recorded income tax benefits of approximately $6,000,000 in the twelve months ended December 31, 2019 and $1,000,000 in the three months ended March 31, 2020 which will be denied by these final regulations. For the three and six months ended June 30, 2020, there will be an income tax adjustment for these denied benefits.

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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