XML 61 R44.htm IDEA: XBRL DOCUMENT v3.6.0.2
Recent Accounting Pronouncements Recent Accounting Pronouncements (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Jan. 01, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Investments—affiliates $ 130,785         $ 130,785 $ 141,748 [1]    
Redeemable noncontrolling interest in subsidiaries 31,362         31,362 8,734    
Total investments using NAV practical expedient [1] 83,096         83,096 31,759    
Income tax provision           119,420 102,920 $ 89,530  
Accounting Standards Update 2015-07 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Total investments using NAV practical expedient             31,800    
Accounting Standards Update 2016-09 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Income tax provision (2,100) $ (300) $ (200) $ (200) $ (400)        
Variable Interest Entity, Primary Beneficiary, Aggregated Disclosure [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities $ 700         $ 700 3,000    
Variable Interest Entity, Primary Beneficiary, Aggregated Disclosure [Member] | Accounting Standards Update 2015-02 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Variable Interest Entity, consolidated, carrying amount, assets                 $ 29,400
Investments—affiliates             $ 11,500    
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities                 200
Redeemable noncontrolling interest in subsidiaries                 17,700
Variable Interest Entity, Not Primary Beneficiary [Member] | Accounting Standards Update 2015-02 [Member] | Deconsolidation [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Variable Interest Entity, consolidated, carrying amount, assets                 5,500
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities                 2,700
Redeemable noncontrolling interest in subsidiaries                 2,800
Common Stock [Member] | Accounting Standards Update 2016-09 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Adoption of new accounting pronouncements                 100
Retained Earnings [Member] | Accounting Standards Update 2015-02 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Adoption of new accounting pronouncements                 (831)
Retained Earnings [Member] | Accounting Standards Update 2016-09 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Adoption of new accounting pronouncements                 (100)
AOCI Attributable to Parent [Member] | Accounting Standards Update 2015-02 [Member]                  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                  
Adoption of new accounting pronouncements                 $ 831
[1] Investments that calculate NAV as a practical expedient were recategorized and are no longer included within Level 2 of the valuation hierarchy as of December 31, 2015 (see Note (2) for additional information).