Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Accumulated Other Comprehensive Income, Net of Related Tax Effects) (Details)

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Accumulated Other Comprehensive Income (Accumulated Other Comprehensive Income, Net of Related Tax Effects) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income at beginning of period $ 806 $ (4,425) $ (4,063)
Other comprehensive income (loss) before reclassifications (8,352) 16,864 8,789
Amounts reclassified from other comprehensive income 3,170 (11,633) (9,052)
Net other comprehensive income (loss) during the period (5,182) 5,231 (263)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests     16,555
Accumulated other comprehensive income at end of period (4,376) 806 (4,425)
Unrealized Holding Gains (Losses) on Available-For-Sale Securities [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income at beginning of period 0 (4) (60)
Other comprehensive income (loss) before reclassifications 0 4 56
Amounts reclassified from other comprehensive income 0 0 0
Net other comprehensive income (loss) during the period 0 4 56
Accumulated other comprehensive income at end of period 0 0 (4)
Unrealized Holding Gains (Losses) on Derivative Transactions [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income at beginning of period (9,369) 9,482 11,964
Other comprehensive income (loss) before reclassifications 16,113 (7,218) 6,669
Amounts reclassified from other comprehensive income 3,170 (11,633) (9,052)
Net other comprehensive income (loss) during the period 19,283 (18,851) (2,383)
Accumulated other comprehensive income at end of period 9,914 (9,369) 9,482
Foreign Currency Translation Adjustment [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income at beginning of period 10,175 (13,903) (15,967)
Other comprehensive income (loss) before reclassifications (24,465) 24,078 2,064
Amounts reclassified from other comprehensive income 0 0 0
Net other comprehensive income (loss) during the period (24,465) 24,078 2,064
Accumulated other comprehensive income at end of period $ (14,290) $ 10,175 (13,903)
Accumulated Other Comprehensive Income (Loss)      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests     99
Accounting Standards Update 2017-12 [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Revision of Prior Period [Domain]     (99)
Accounting Standards Update 2017-12 [Member] | Unrealized Holding Gains (Losses) on Available-For-Sale Securities [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Revision of Prior Period [Domain]     0
Accounting Standards Update 2017-12 [Member] | Unrealized Holding Gains (Losses) on Derivative Transactions [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Revision of Prior Period [Domain]     (99)
Accounting Standards Update 2017-12 [Member] | Foreign Currency Translation Adjustment [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Revision of Prior Period [Domain]     $ 0