Cash Flow, Supplemental Disclosures	12 Months Ended
Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract]
Cash Flow, Supplemental Disclosures [Text Block]	As of December 31, 2021, there was $2.8 million of property and equipment included in accounts payable. As of December 31, 2020, there was $2.1 million of property and equipment included in accounts payable. As of December 31, 2019, there was $2.1 million of property and equipment included in accounts payable. The Company received income tax refunds of $0.3 million, $0.6 million and $1.8 million for the year ended December 31, 2021, 2020 and 2019, respectively, and has included these amounts in cash paid during the period for income taxes, net.

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

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