Stock-Based Compensation Stock Options (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Option Award Vesting Period	3 years
Unrecognized Pretax Compensation Expense Related to Stock Options	$ 6,000
Remaining Weighted-Average Recognition Period	1 year 1 month 6 days
Dow [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Option, Expiration Period	10 years
OIP [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of stock options	$ 14,000	$ 43,000	$ 43,000
Tax Benefit from Compensation Expense	$ 3,000	$ 8,000	$ 8,000
Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options outstanding at beginning of period	4,225
Stock options granted during the period	298
Stock options exercised during the period	547
Stock options forfeited/expired during the period	60
Stock options outstanding at end of period	3,916	4,225
Stock options exercisable at end of period	3,255
Stock options outstanding, weighted average exercise price beginning of period	$ 39.13
Stock options granted, weighted average price	62.29
Stock options exercised during the period, weighted average exercise price	33.81
Stock options forfeited/expired, weighted average price	39.86
Stock options outstanding, weighted average exercise price end of period	41.61	$ 39.13
Stock options exercisable, weighted average exercise price	$ 38.91
Stock options outstanding, weighted average remaining contractual term	4 years 11 months 26 days	5 years 4 months 13 days
Stock options exercisable, weighted average remaining contractual term	4 years 3 months 25 days
Stock options outstanding, intrinsic value	$ 30,060	$ 82,917
Stock options exercisable, intrinsic value	$ 29,735
Grants between 2016 and 2018 [Member] | Equity Option [Member] | EIP [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Option, Expiration Period	10 years
Grants between June 2019 and 2020 [Member] | Equity Option [Member] | OIP [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Option, Expiration Period	10 years