Annual report pursuant to Section 13 and 15(d)

Uncategorized Items - wh-20211231.htm

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Label Element Value
Cumulative Effect, Period of Adoption, Adjustment [Member]  
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity $ (10,000,000)
Cumulative Effect, Period of Adoption, Adjustment [Member] | Retained Earnings, Appropriated [Member]  
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity $ (10,000,000)