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Loans and Allowances for Credit Losses, Credit Quality Indicators (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment $ 15,341,394   $ 15,158,076 $ 14,616,427    
Non-Graded, Recorded Investment 1,842,251   1,831,584 1,790,322    
Total 17,183,645   16,989,660 16,406,749    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 204,117   197,970 197,581    
Non-Graded, Allowance 18,570   19,989 18,994    
Total 250,061 $ 248,710 246,159 243,259 $ 233,156 $ 225,524
Commercial            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 10,612,477   10,360,725 10,331,701    
Non-Graded, Recorded Investment 25,478   30,099 24,736    
Total 10,637,955   10,390,824 10,356,437    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 136,819   139,293 144,217    
Non-Graded, Allowance 923   920 922    
Total 137,742 137,616 140,213 145,139 139,793 130,334
Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Total 2,847,240   2,497,868 2,818,656    
Commercial | Services [Member]            
Recorded Investment [Abstract]            
Total 2,958,827   3,108,990 2,830,864    
Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Total 1,543,695   1,576,818 1,532,957    
Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Total 546,137   514,975 595,403    
Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Total 2,221,518   2,201,916 2,051,146    
Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Total 520,538   490,257 527,411    
Commercial real estate            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 3,688,592   3,809,046 3,581,966    
Non-Graded, Recorded Investment 0   0 0    
Total 3,688,592   3,809,046 3,581,966    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 58,580   50,749 46,745    
Non-Graded, Allowance 0   0 0    
Total 58,580 58,343 50,749 46,745 44,453 41,391
Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Total 141,592   135,533 157,576    
Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Total 722,805   761,888 795,419    
Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Total 862,973   798,888 769,112    
Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Total 952,380   903,272 787,200    
Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Total 693,635   871,749 645,586    
Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Total 315,207   337,716 427,073    
Residential mortgage            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 216,007   243,703 202,520    
Non-Graded, Recorded Investment 1,723,191   1,706,129 1,678,403    
Total 1,939,198   1,949,832 1,880,923    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 2,976   2,893 2,995    
Non-Graded, Allowance 15,283   15,331 15,695    
Total 18,259 18,177 18,224 18,690 18,467 19,509
Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Total 989,040   1,006,820 969,007    
Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Total 191,729   199,387 192,732    
Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Total 758,429   743,625 719,184    
Personal            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 824,318   744,602 500,240    
Non-Graded, Recorded Investment 93,582   95,356 87,183    
Total 917,900   839,958 587,423    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 5,742   5,035 3,624    
Non-Graded, Allowance 2,364   3,738 2,377    
Total 8,106 7,247 8,773 6,001 5,022 4,164
Specific Allowance [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 15,341,394   15,158,076 14,616,427    
Non-Graded, Recorded Investment 1,842,251   1,831,584 1,790,322    
Total 17,183,645   16,989,660 16,406,749    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 204,117   197,970 197,581    
Non-Graded, Allowance 18,570   19,989 18,994    
Total 222,687   217,959 216,575    
Nonspecific Allowance [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Non-Graded, Recorded Investment 0   0 0    
Total 0   0 0    
Related Allowance [Abstract]            
Internally Risk Graded, Allowance 0   0 0    
Non-Graded, Allowance 0   0 0    
Total 27,374 $ 27,327 28,200 26,684 $ 25,421 $ 30,126
Performing [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 1,799,001   1,786,530 1,735,915    
Performing [Member] | Commercial            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 25,374   30,041 24,673    
Performing [Member] | Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial | Services [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 25,374   30,041 24,673    
Performing [Member] | Commercial real estate            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 0   0 0    
Performing [Member] | Residential mortgage            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 1,680,229   1,661,326 1,624,297    
Performing [Member] | Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 750,891   741,679 742,214    
Performing [Member] | Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 183,000   188,000 173,000    
Performing [Member] | Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 746,661   732,106 709,092    
Performing [Member] | Personal            
Recorded Investment [Abstract]            
Non-Graded, Recorded Investment 93,398   95,163 86,945    
Performing [Member] | Pass [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 14,613,315   14,343,507 13,614,112    
Performing [Member] | Pass [Member] | Commercial            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 9,902,434   9,567,816 9,363,072    
Performing [Member] | Pass [Member] | Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,376,368   1,937,790 2,031,955    
Performing [Member] | Pass [Member] | Commercial | Services [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,921,510   3,052,002 2,805,307    
Performing [Member] | Pass [Member] | Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,507,063   1,535,463 1,478,966    
Performing [Member] | Pass [Member] | Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 513,442   468,314 556,741    
Performing [Member] | Pass [Member] | Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,130,339   2,140,458 2,011,934    
Performing [Member] | Pass [Member] | Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 453,712   433,789 478,169    
Performing [Member] | Pass [Member] | Commercial real estate            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 3,675,014   3,793,471 3,559,544    
Performing [Member] | Pass [Member] | Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 138,790   131,630 152,343    
Performing [Member] | Pass [Member] | Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 720,730   756,418 787,779    
Performing [Member] | Pass [Member] | Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 859,722   798,462 767,296    
Performing [Member] | Pass [Member] | Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 947,950   898,800 781,058    
Performing [Member] | Pass [Member] | Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 693,635   871,673 645,510    
Performing [Member] | Pass [Member] | Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 314,187   336,488 425,558    
Performing [Member] | Pass [Member] | Residential mortgage            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 212,563   238,769 194,962    
Performing [Member] | Pass [Member] | Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 212,563   238,769 194,962    
Performing [Member] | Pass [Member] | Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Pass [Member] | Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Pass [Member] | Personal            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 823,304   743,451 496,534    
Performing [Member] | Other Loans Especially Mentioned [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 198,575   229,673 308,674    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 192,204   223,742 300,609    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 120,473   119,583 197,531    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Services [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 12,452   10,960 6,253    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 16,224   16,886 24,595    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 6,540   26,532 18,757    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 33,554   44,472 29,420    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,961   5,309 24,053    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 4,629   4,745 6,868    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,774   4,745 5,962    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,855   0 906    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Residential mortgage            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,693   1,186 1,197    
Performing [Member] | Other Loans Especially Mentioned [Member] | Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,693   1,186 1,197    
Performing [Member] | Other Loans Especially Mentioned [Member] | Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Other Loans Especially Mentioned [Member] | Personal            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 49   0 0    
Performing [Member] | Substandard [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 327,315   398,966 500,864    
Performing [Member] | Substandard [Member] | Commercial            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 320,786   390,272 486,094    
Performing [Member] | Substandard [Member] | Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 226,407   307,996 421,025    
Performing [Member] | Substandard [Member] | Commercial | Services [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 17,111   37,855 9,916    
Performing [Member] | Substandard [Member] | Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 9,788   13,062 26,624    
Performing [Member] | Substandard [Member] | Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 16,499   15,198 19,612    
Performing [Member] | Substandard [Member] | Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 33,120   16,161 8,917    
Performing [Member] | Substandard [Member] | Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 17,861   0 0    
Performing [Member] | Substandard [Member] | Commercial real estate            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 5,174   5,309 7,774    
Performing [Member] | Substandard [Member] | Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 751   470 972    
Performing [Member] | Substandard [Member] | Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   399 413    
Performing [Member] | Substandard [Member] | Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 304    
Performing [Member] | Substandard [Member] | Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 4,420   4,434 6,077    
Performing [Member] | Substandard [Member] | Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Substandard [Member] | Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 3   6 8    
Performing [Member] | Substandard [Member] | Residential mortgage            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 478   2,331 3,406    
Performing [Member] | Substandard [Member] | Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 478   2,331 3,406    
Performing [Member] | Substandard [Member] | Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Substandard [Member] | Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Performing [Member] | Substandard [Member] | Personal            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 877   1,054 3,590    
Nonaccrual [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 202,189   185,930 192,777    
Non-Graded, Recorded Investment 43,250   45,054 54,407    
Nonaccrual [Member] | Commercial            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 197,053   178,895 181,926    
Non-Graded, Recorded Investment 104   58 63    
Nonaccrual [Member] | Commercial | Energy [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 123,992   132,499 168,145    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial | Services [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 7,754   8,173 9,388    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial | Wholesale/retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 10,620   11,407 2,772    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial | Manufacturing [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 9,656   4,931 293    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial | Healthcare [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 24,505   825 875    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial | Other commercial and industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 20,526   21,060 453    
Non-Graded, Recorded Investment 104   58 63    
Nonaccrual [Member] | Commercial real estate            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 3,775   5,521 7,780    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Residential construction and land development [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 2,051   3,433 4,261    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Retail [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 301   326 1,265    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Office [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 396   426 606    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Multifamily [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 10   38 65    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Industrial [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   76 76    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Commercial real estate | Other commercial real estate [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,017   1,222 1,507    
Non-Graded, Recorded Investment 0   0 0    
Nonaccrual [Member] | Residential mortgage            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,273   1,417 2,955    
Non-Graded, Recorded Investment 42,962   44,803 54,106    
Nonaccrual [Member] | Residential mortgage | Permanent mortgage [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 1,273   1,417 2,955    
Non-Graded, Recorded Investment 22,142   21,438 24,273    
Nonaccrual [Member] | Residential mortgage | Permanent mortgages guaranteed by US government agencies [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Non-Graded, Recorded Investment 9,100   12,000 20,000    
Nonaccrual [Member] | Residential mortgage | Home equity [Member]            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 0   0 0    
Non-Graded, Recorded Investment 11,768   11,519 10,092    
Nonaccrual [Member] | Personal            
Recorded Investment [Abstract]            
Internally Risk Graded, Recorded Investment 88   97 116    
Non-Graded, Recorded Investment $ 184   $ 193 $ 238