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SUPPLIER CONCENTRATION	12 Months Ended
	Dec. 31, 2020
SUPPLIER CONCENTRATION	6. SUPPLIER CONCENTRATION Purchases from our top ten suppliers comprised 85%, 83%, and 84% of all purchases made in 2020, 2019, and 2018, respectively. Our largest supplier, Carrier and its affiliates, accounted for 63%, 62%, and 62% of all purchases made in 2020, 2019, and 2018, respectively. See Note 20. A significant interruption by Carrier, or any of our other key suppliers, in the delivery of products could impair our ability to maintain current inventory levels and could materially impact our consolidated results of operations and consolidated financial position.

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- Definition

The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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