• Filing Date: 2017-02-22
  • Form Type: 10-K
  • Description: Annual report
v3.6.0.2
Investments - Summary of Unaudited Financial Information and Unaudited Financial Position of Limited Partnerships (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Operating results:                              
Total income $ 72,371 $ 69,808 $ 61,520 $ 60,747 $ 63,412 $ 61,262 $ 79,068 $ 82,210 $ 64,752 $ 66,955 $ 66,284 $ 68,117 $ 264,446 $ 285,952 $ 266,108
Total expenses 66,470 $ 49,779 $ 50,291 $ 51,050 45,787 $ 49,324 $ 43,485 $ 41,164 $ 41,258 $ 44,180 $ 39,901 $ 39,807      
Limited Partnership [Member]                              
Operating results:                              
Total income                         310,998 4,350  
Total expenses                         185,126 77,508  
Net income (loss)                         125,872 (73,158)  
Balance Sheet:                              
Total assets 2,956,327       288,351               2,956,327 288,351  
Total liabilities $ 63,813       $ 28,105               $ 63,813 $ 28,105