Legal Proceedings
−Removed: From time to time we are involved in various lawsuits and legal proceedings that arise in the ordinary course of business. 
−Removed: At this time, we are not aware of any pending or threatened litigation that we expect will have a material effect on our business, financial condition, liquidity, or operating results. 
−Removed: Legal claims are inherently uncertain, however, and it is possible that our business, financial condition, liquidity and/or operating results could be adversely affected in the future by legal proceedings. 
+Added: From time to time we are involved in various lawsuits and legal proceedings that arise in the ordinary course of business.
+Added: At this time, we are not aware of any pending or threatened litigation that we expect will have a material effect on our business, financial condition, liquidity, or operating results.
+Added: Legal claims are inherently uncertain, however, and it is possible that our business, financial condition, liquidity and/or operating results could be adversely affected in the future by legal proceedings.
Mine Safety Disclosures
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.