Label	Element	Value
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	$ 3,926,000
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4,478,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	49,490,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	167,305,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	17,237,000
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	8,763,000
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	1,271,000
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	1,215,000
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents	us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	204,524,000
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents	us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	224,761,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	107,000
Dividends, Common Stock	us-gaap_DividendsCommonStock	43,944,000
Dividends, Common Stock	us-gaap_DividendsCommonStock	41,207,000
Common Stock [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	138,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	132,000
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	544,000
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	298,000
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	156,089,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	156,519,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	148,980,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
AOCI Attributable to Parent [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	(8,477,000)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	299,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16,538,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16,414,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16,837,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Additional Paid-in Capital [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3,926,000
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4,478,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	4,518,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	16,500,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	(138,000)
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	(133,000)
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	16,693,000
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	8,465,000
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	1,215,000
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	1,271,000
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	958,329,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	952,344,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	953,368,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Noncontrolling Interest [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	(30,000)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	65,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	232,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	179,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	190,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	107,000
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Treasury Stock, Common [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	706,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	2,432,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	1,000
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	0
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	(2,149,000)
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	(4,580,000)
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	(2,681,000)
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	0
Retained Earnings [Member]
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	0
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	44,266,000
Stock Repurchased During Period, Value	us-gaap_StockRepurchasedDuringPeriodValue	148,373,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stock Issued During Period, Value, Stock Options Exercised	us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Stockholders' Equity, Other	us-gaap_StockholdersEquityOther	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	131,301,000
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	144,763,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	544,384,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	475,545,000
Equity, Including Portion Attributable to Noncontrolling Interest	us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	499,567,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0
Dividends, Common Stock	us-gaap_DividendsCommonStock	(43,944,000)
Dividends, Common Stock	us-gaap_DividendsCommonStock	$ (41,207,000)