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Cash Overdrafts And Cash Equivalents
6 Months Ended
Jun. 30, 2021
Cash Overdrafts And Cash Equivalents [Abstract]  
Cash Overdrafts And Cash Equivalents 12.    Cash Overdrafts and Cash Equivalents

There are no cash overdrafts payable included in accounts payable at June 30, 2021 or December 31, 2020.

From time to time throughout the year, we invest excess cash in money market funds with major commercial banks. We closely monitor the creditworthiness of the institutions with which we invest our overnight funds. The amount invested was not material for each balance sheet date presented.