v3.26.3
Shareholders' Equity - Summary of Shareholder Transactions in Common Shares (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 22, 2023
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Class of Stock [Line Items]          
Net assets at beginning of period   $ 1,938,888,000 $ 749,190,000 $ 1,612,110,000 $ 277,221,000
Proceeds from issuance of shares   119,864,000 436,424,000 545,845,000 919,772,000
Shares repurchased or exchanged   $ (49,886,000) $ (3,642,000) $ (121,565,000) $ (17,070,000)
Net increase (decrease), Shares   2,742,141 16,830,629 16,463,437 35,110,852
Net increase (decrease)   $ 69,978,000 $ 432,781,000 $ 424,280,000 $ 902,702,000
Net assets at end of period   $ 1,982,907,000 $ 1,186,946,000 $ 1,982,907,000 $ 1,186,946,000
Common Stock | A-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     438,394 512,855 2,267,126
Proceeds from issuance of shares     $ 11,133,000 $ 13,051,000 $ 57,654,000
Shares issued under DRIP, Shares   812 606 1,692 1,090
Shares issued under DRIP   $ 20,000 $ 15,000 $ 43,000 $ 28,000
Shares repurchased or exchanged, Shares   (181,473)   (391,864) (23,763)
Shares repurchased or exchanged   $ (4,562,000)   $ (9,900,000) $ (599,000)
Net increase (decrease), Shares   (180,661) 439,000 122,683 2,244,453
Net increase (decrease)   $ (4,542,000) $ 11,148,000 $ 3,194,000 $ 57,083,000
Common Stock | BD Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   227,634 4,902,989 1,966,049 5,025,320
Proceeds from issuance of shares   $ 5,836,000 $ 126,971,000 $ 50,951,000 $ 130,134,000
Shares issued under DRIP, Shares   20,836 5,605 145,904 5,605
Shares issued under DRIP   $ 534,000 $ 145,000 $ 3,770,000 $ 145,000
Shares repurchased or exchanged, Shares   (124,146)   (155,060)  
Shares repurchased or exchanged   $ (3,183,000)   $ (3,980,000)  
Net increase (decrease), Shares   124,324 4,908,594 1,956,893 5,030,925
Net increase (decrease)   $ 3,187,000 $ 127,116,000 $ 50,741,000 $ 130,279,000
Common Stock | E Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   48,352 8,744 60,057 31,150
Proceeds from issuance of shares   $ 1,200,000 $ 220,000 $ 1,495,000 $ 785,000
Shares issued under DRIP, Shares   3,787 5,519 10,562 12,609
Shares issued under DRIP   $ 94,000 $ 139,000 $ 264,000 $ 317,000
Shares repurchased or exchanged, Shares   0 (4,091) (1,190) (5,450)
Shares repurchased or exchanged   $ 0 $ (103,000) $ (30,000) $ (138,000)
Net increase (decrease), Shares   52,139 10,172 69,429 38,309
Net increase (decrease)   $ 1,294,000 $ 256,000 $ 1,729,000 $ 964,000
Common Stock | F-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   598,450 6,876,497 2,101,828 12,477,940
Proceeds from issuance of shares   $ 15,156,000 $ 175,871,000 $ 53,670,000 $ 319,373,000
Shares issued under DRIP, Shares   86,251 77,668 265,728 100,659
Shares issued under DRIP   $ 2,185,000 $ 1,985,000 $ 6,771,000 $ 2,572,000
Shares repurchased or exchanged, Shares   (188,115)   (969,054) (173,364)
Shares repurchased or exchanged   $ (4,763,000)   $ (24,834,000) $ (4,397,000)
Exchanges/Conversions, Shares   (318)   (2,673)  
Exchanges/Conversions   $ 1,000      
Net increase (decrease), Shares   496,268 6,954,165 1,395,829 12,405,235
Net increase (decrease)   $ 12,579,000 $ 177,856,000 $ 35,607,000 $ 317,548,000
Common Stock | I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   1,844,146 637,561 9,076,761 739,872
Proceeds from issuance of shares   $ 47,180,000 $ 16,480,000 $ 234,163,000 $ 19,122,000
Shares issued under DRIP, Shares   112,664 191 273,506 191
Shares issued under DRIP   $ 2,883,000 $ 5,000 $ 7,037,000 $ 5,000
Shares repurchased or exchanged, Shares   (483,255)   (976,342)  
Shares repurchased or exchanged   $ (12,373,000)   $ (25,078,000)  
Exchanges/Conversions, Shares   2,075   42,902  
Exchanges/Conversions   $ 64,000   $ 1,116,000  
Net increase (decrease), Shares   1,475,630 637,752 8,416,827 740,063
Net increase (decrease)   $ 37,754,000 $ 16,485,000 $ 217,238,000 $ 19,127,000
Common Stock | F-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     6,505   6,505
Proceeds from issuance of shares     $ 166,000   $ 166,000
Shares issued under DRIP, Shares   39 14.83 117 15
Shares issued under DRIP   $ 1,000 $ 380 $ 4,000 $ 0
Net increase (decrease), Shares   39 6,520 117 6,520
Net increase (decrease)   $ 1,000 $ 166,000 $ 4,000 $ 166,000
Common Stock | P-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   2,905 958 25,128 49,990
Proceeds from issuance of shares   $ 75,000 $ 25,000 $ 635,000 $ 1,305,000
Shares issued under DRIP, Shares   516 266 1,434 355
Shares issued under DRIP   $ 13,000 $ 7,000 $ 37,000 $ 9,000
Net increase (decrease), Shares   3,421 1,224 26,562 50,345
Net increase (decrease)   $ 88,000 $ 32,000 $ 672,000 $ 1,314,000
Common Stock | P-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   810,898 1,185,929 2,741,303 4,247,256
Proceeds from issuance of shares   $ 20,640,000 $ 30,496,000 $ 70,141,000 $ 109,137,000
Shares issued under DRIP, Shares   76,535 94,207 190,549 123,947
Shares issued under DRIP   $ 1,948,000 $ 2,420,000 $ 4,877,000 $ 3,185,000
Shares repurchased or exchanged, Shares   (87,261)   (559,264)  
Shares repurchased or exchanged   $ (2,222,000)   $ (14,351,000)  
Exchanges/Conversions, Shares       4,305  
Net increase (decrease), Shares   800,172 1,280,136 2,376,893 4,371,203
Net increase (decrease)   $ 20,366,000 $ 32,916,000 $ 60,667,000 $ 112,322,000
Common Stock | T-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   384,835 1,024,152 1,511,776 4,006,758
Proceeds from issuance of shares   $ 9,872,000 $ 26,421,000 $ 39,033,000 $ 103,687,000
Shares issued under DRIP, Shares   62,474 70,632 186,961 96,314
Shares issued under DRIP   $ 1,602,000 $ 1,826,000 $ 4,824,000 $ 2,488,000
Shares repurchased or exchanged, Shares   (472,530) (19,897) (964,991) (34,128)
Shares repurchased or exchanged   $ (12,122,000) $ (512,000) $ (24,858,000) $ (877,000)
Exchanges/Conversions, Shares   (2,536)   (13,158)  
Exchanges/Conversions   $ (65,000)   $ (65,000)  
Net increase (decrease), Shares   (27,757) 1,074,887 720,588 4,068,944
Net increase (decrease)   $ (713,000) $ 27,735,000 $ 18,934,000 $ 105,298,000
Common Stock | T-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   325,247 1,558,231 1,895,867 6,486,756
Proceeds from issuance of shares   $ 8,288,000 $ 40,096,000 $ 48,717,000 $ 167,107,000
Shares issued under DRIP, Shares   71,507 77,792 207,185 99,158
Shares issued under DRIP   $ 1,823,000 $ 2,003,000 $ 5,311,000 $ 2,553,000
Shares repurchased or exchanged, Shares   (418,286) (117,844) (725,405) (431,059)
Shares repurchased or exchanged   $ (10,661,000) $ (3,027,000) $ (18,534,000) $ (11,059,000)
Exchanges/Conversions, Shares   (0)   (40,965)  
Exchanges/Conversions       $ (1,051,000)  
Net increase (decrease), Shares   (21,532) 1,518,179 1,336,682 6,154,855
Net increase (decrease)   $ (550,000) $ 39,072,000 $ 34,443,000 $ 158,601,000
Common Stock | S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   19,740   40,527  
Proceeds from issuance of shares   $ 505,000   $ 1,041,000  
Shares issued under DRIP, Shares   358   407  
Shares issued under DRIP   $ 9,000   $ 10,000  
Net increase (decrease), Shares   20,098   40,934  
Net increase (decrease)   $ 514,000   $ 1,051,000  
Series I          
Class of Stock [Line Items]          
Net assets at beginning of period   312,349,000 182,673,000 311,925,000 81,009,000
Proceeds from issuance of shares   12,892,000 77,570,000 57,495,000 191,888,000
Shares repurchased or exchanged   $ (6,324,000) $ (3,006,000) $ (17,513,000) $ (15,860,000)
Net increase (decrease), Shares   59,512 2,920,007 230,505 6,882,952
Net increase (decrease)   $ 1,538,000 $ 74,564,000 $ 5,786,000 $ 176,028,000
Net assets at end of period   $ 308,895,000 $ 258,496,000 $ 308,895,000 $ 258,496,000
Series I | Common Stock | A-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     143,834 150,114 871,595
Proceeds from issuance of shares     $ 3,641,000 $ 3,805,000 $ 22,076,000
Shares issued under DRIP, Shares         0
Shares issued under DRIP         $ 0
Shares repurchased or exchanged, Shares   (53,019)   (232,023) (3,945)
Shares repurchased or exchanged   $ (1,331,000)   $ (5,868,000) $ (100,000)
Net increase (decrease), Shares   (53,019) 143,834 (81,909) 867,650
Net increase (decrease)   $ (1,331,000) $ 3,641,000 $ (2,063,000) $ 21,976,000
Series I | Common Stock | E Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     98   2,233
Proceeds from issuance of shares     $ 3,000   $ 57,000
Shares issued under DRIP, Shares   90 164 271 265
Shares issued under DRIP   $ 2,000 $ 4,000 $ 7,000 $ 7,000
Shares repurchased or exchanged, Shares     0   (1,359)
Shares repurchased or exchanged         $ (35,000)
Net increase (decrease), Shares   90 262 271 1,139
Net increase (decrease)   $ 2,000 $ 7,000 $ 7,000 $ 29,000
Series I | Common Stock | F-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   90,613 1,595,850 255,041 2,806,990
Proceeds from issuance of shares   $ 2,290,000 $ 40,630,000 $ 6,472,000 $ 71,572,000
Shares issued under DRIP, Shares   16,316 22,954 58,171 32,885
Shares issued under DRIP   $ 412,000 $ 584,000 $ 1,477,000 $ 837,000
Shares repurchased or exchanged, Shares   (41,679)   (99,841) (173,364)
Shares repurchased or exchanged   $ (1,053,000)   $ (2,530,000) $ (4,397,000)
Exchanges/Conversions, Shares   (134,113)   (482,209)  
Exchanges/Conversions   $ (3,389,000)   $ (12,230,000)  
Net increase (decrease), Shares   (68,863) 1,618,804 (268,838) 2,666,511
Net increase (decrease)   $ (1,740,000) $ 41,214,000 $ (6,811,000) $ 68,012,000
Series I | Common Stock | I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   201,338   859,918  
Proceeds from issuance of shares   $ 5,119,000   $ 21,985,000  
Shares issued under DRIP, Shares   4,521   10,233  
Shares issued under DRIP   $ 115,000   $ 262,000  
Shares repurchased or exchanged, Shares   (1,568)   (1,569)  
Shares repurchased or exchanged   $ (40,000)   $ (40,000)  
Exchanges/Conversions, Shares   (61,989)   (31,756)  
Exchanges/Conversions   $ (1,576,000)   $ (796,000)  
Net increase (decrease), Shares   142,302   836,826  
Net increase (decrease)   $ 3,618,000   $ 21,411,000  
Series I | Common Stock | F-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     3,925   3,925
Proceeds from issuance of shares     $ 100,000   $ 100,000
Shares issued under DRIP, Shares     14.83   15
Shares issued under DRIP     $ 380   $ 0
Net increase (decrease), Shares     3,940   3,940
Net increase (decrease)     $ 100,000   $ 100,000
Series I | Common Stock | P-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares       22,223  
Proceeds from issuance of shares       $ 560,000  
Shares issued under DRIP, Shares   271   741  
Shares issued under DRIP   $ 7,000   $ 19,000  
Net increase (decrease), Shares   271   22,964  
Net increase (decrease)   $ 7,000   $ 579,000  
Series I | Common Stock | P-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   11,252 11,553 16,839 176,885
Proceeds from issuance of shares   $ 280,000 $ 290,000 $ 420,000 $ 4,450,000
Shares issued under DRIP, Shares   1,309 4,399 4,455 4,399
Shares issued under DRIP   $ 33,000 $ 110,000 $ 111,000 $ 110,000
Exchanges/Conversions, Shares       162,428  
Exchanges/Conversions       $ 4,084,000  
Net increase (decrease), Shares   12,561 15,952 183,722 181,284
Net increase (decrease)   $ 313,000 $ 400,000 $ 4,615,000 $ 4,560,000
Series I | Common Stock | T-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   49,849 591,284 234,583 1,548,281
Proceeds from issuance of shares   $ 1,271,000 $ 15,195,000 $ 6,010,000 $ 39,859,000
Shares issued under DRIP, Shares   10,082 22,509 29,980 36,962
Shares issued under DRIP   $ 257,000 $ 578,000 $ 767,000 $ 950,000
Shares repurchased or exchanged, Shares   (56,930) (19,897) (69,450) (32,185)
Shares repurchased or exchanged   $ (1,450,000) $ (512,000) $ (1,771,000) $ (827,000)
Exchanges/Conversions, Shares   (2,536)   (934,081)  
Exchanges/Conversions   $ (65,000)   $ (24,054,000)  
Net increase (decrease), Shares   465 593,896 (738,968) 1,553,058
Net increase (decrease)   $ 13,000 $ 15,261,000 $ (19,048,000) $ 39,982,000
Series I | Common Stock | T-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   91,453 620,430 546,101 1,989,218
Proceeds from issuance of shares   $ 2,325,000 $ 15,920,000 $ 13,974,000 $ 51,111,000
Shares issued under DRIP, Shares   16,503 20,076 49,551 29,569
Shares issued under DRIP   $ 420,000 $ 515,000 $ 1,265,000 $ 759,000
Shares repurchased or exchanged, Shares   (96,392) (97,187) (286,595) (409,417)
Shares repurchased or exchanged   $ (2,450,000) $ (2,494,000) $ (7,304,000) $ (10,501,000)
Exchanges/Conversions, Shares       (46,761)  
Exchanges/Conversions       $ (1,200,000)  
Net increase (decrease), Shares   11,564 543,319 262,296 1,609,370
Net increase (decrease)   $ 295,000 $ 13,941,000 $ 6,735,000 $ 41,369,000
Series I | Common Stock | S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   14,085   14,085  
Proceeds from issuance of shares   $ 360,000   $ 360,000  
Shares issued under DRIP, Shares   56   56  
Shares issued under DRIP   $ 1,000   $ 1,000  
Net increase (decrease), Shares   14,141   14,141  
Net increase (decrease)   $ 361,000   $ 361,000  
Series I | Common Stock | V Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares 40        
Proceeds from issuance of shares $ 1,000        
Series II          
Class of Stock [Line Items]          
Net assets at beginning of period   1,626,539,000 566,517,000 1,300,185,000 196,212,000
Proceeds from issuance of shares   106,972,000 358,854,000 488,350,000 727,884,000
Shares repurchased or exchanged   $ (43,562,000) $ (636,000) $ (104,052,000) $ (1,210,000)
Net increase (decrease), Shares   2,682,629 13,910,622 16,232,932 28,227,900
Net increase (decrease)   $ 68,440,000 $ 358,217,000 $ 418,494,000 $ 726,674,000
Net assets at end of period   $ 1,674,012,000 $ 928,450,000 $ 1,674,012,000 $ 928,450,000
Series II | Common Stock | A-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     294,560 362,741 1,395,531
Proceeds from issuance of shares     $ 7,492,000 $ 9,246,000 $ 35,578,000
Shares issued under DRIP, Shares   812 606 1,692 1,090
Shares issued under DRIP   $ 20,000 $ 15,000 $ 43,000 $ 28,000
Shares repurchased or exchanged, Shares   (128,454)   (159,841) (19,818)
Shares repurchased or exchanged   $ (3,231,000)   $ (4,032,000) $ (499,000)
Net increase (decrease), Shares   (127,642) 295,166 204,592 1,376,803
Net increase (decrease)   $ (3,211,000) $ 7,507,000 $ 5,257,000 $ 35,107,000
Series II | Common Stock | BD Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   227,634 4,902,989 1,966,049 5,025,320
Proceeds from issuance of shares   $ 5,836,000 $ 126,971,000 $ 50,951,000 $ 130,134,000
Shares issued under DRIP, Shares   20,836 5,605 145,904 5,605
Shares issued under DRIP   $ 534,000 $ 145,000 $ 3,770,000 $ 145,000
Shares repurchased or exchanged, Shares   (124,146)   (155,060)  
Shares repurchased or exchanged   $ (3,183,000)   $ (3,980,000)  
Net increase (decrease), Shares   124,324 4,908,594 1,956,893 5,030,925
Net increase (decrease)   $ 3,187,000 $ 127,116,000 $ 50,741,000 $ 130,279,000
Series II | Common Stock | E Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   48,352 8,646 60,057 28,917
Proceeds from issuance of shares   $ 1,200,000 $ 217,000 $ 1,495,000 $ 728,000
Shares issued under DRIP, Shares   3,697 5,355 10,291 12,344
Shares issued under DRIP   $ 92,000 $ 135,000 $ 257,000 $ 310,000
Shares repurchased or exchanged, Shares   0 (4,091) (1,190) (4,091)
Shares repurchased or exchanged   $ 0 $ (103,000) $ (30,000) $ (103,000)
Net increase (decrease), Shares   52,049 9,910 69,158 37,170
Net increase (decrease)   $ 1,292,000 $ 249,000 $ 1,722,000 $ 935,000
Series II | Common Stock | F-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   507,837 5,280,647 1,846,787 9,670,950
Proceeds from issuance of shares   $ 12,866,000 $ 135,241,000 $ 47,198,000 $ 247,801,000
Shares issued under DRIP, Shares   69,935 54,714 207,557 67,774
Shares issued under DRIP   $ 1,773,000 $ 1,401,000 $ 5,294,000 $ 1,735,000
Shares repurchased or exchanged, Shares   (146,436)   (869,213)  
Shares repurchased or exchanged   $ (3,710,000)   $ (22,304,000)  
Exchanges/Conversions, Shares   133,795   479,536  
Exchanges/Conversions   $ 3,390,000   $ 12,230,000  
Net increase (decrease), Shares   565,131 5,335,361 1,664,667 9,738,724
Net increase (decrease)   $ 14,319,000 $ 136,642,000 $ 42,418,000 $ 249,536,000
Series II | Common Stock | I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   1,642,808 637,561 8,216,843 739,872
Proceeds from issuance of shares   $ 42,061,000 $ 16,480,000 $ 212,178,000 $ 19,122,000
Shares issued under DRIP, Shares   108,143 191 263,273 191
Shares issued under DRIP   $ 2,768,000 $ 5,000 $ 6,775,000 $ 5,000
Shares repurchased or exchanged, Shares   (481,687)   (974,773)  
Shares repurchased or exchanged   $ (12,333,000)   $ (25,038,000)  
Exchanges/Conversions, Shares   64,064   74,658  
Exchanges/Conversions   $ 1,640,000   $ 1,912,000  
Net increase (decrease), Shares   1,333,328 637,752 7,580,001 740,063
Net increase (decrease)   $ 34,136,000 $ 16,485,000 $ 195,827,000 $ 19,127,000
Series II | Common Stock | F-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares     2,580   2,580
Proceeds from issuance of shares     $ 66,000   $ 66,000
Shares issued under DRIP, Shares   39 0 117  
Shares issued under DRIP   $ 1,000   $ 4,000  
Net increase (decrease), Shares   39 2,580 117 2,580
Net increase (decrease)   $ 1,000 $ 66,000 $ 4,000 $ 66,000
Series II | Common Stock | P-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   2,905 958 2,905 49,990
Proceeds from issuance of shares   $ 75,000 $ 25,000 $ 75,000 $ 1,305,000
Shares issued under DRIP, Shares   245 266 693 355
Shares issued under DRIP   $ 6,000 $ 7,000 $ 18,000 $ 9,000
Net increase (decrease), Shares   3,150 1,224 3,598 50,345
Net increase (decrease)   $ 81,000 $ 32,000 $ 93,000 $ 1,314,000
Series II | Common Stock | P-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   799,646 1,174,376 2,724,464 4,070,371
Proceeds from issuance of shares   $ 20,360,000 $ 30,206,000 $ 69,721,000 $ 104,687,000
Shares issued under DRIP, Shares   75,226 89,808 186,094 119,548
Shares issued under DRIP   $ 1,915,000 $ 2,310,000 $ 4,766,000 $ 3,075,000
Shares repurchased or exchanged, Shares   (87,261)   (559,264)  
Shares repurchased or exchanged   $ (2,222,000)   $ (14,351,000)  
Exchanges/Conversions, Shares       (158,123)  
Exchanges/Conversions       $ (4,084,000)  
Net increase (decrease), Shares   787,611 1,264,184 2,193,171 4,189,919
Net increase (decrease)   $ 20,053,000 $ 32,516,000 $ 56,052,000 $ 107,762,000
Series II | Common Stock | T-I Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   334,986 432,868 1,277,193 2,458,477
Proceeds from issuance of shares   $ 8,601,000 $ 11,226,000 $ 33,023,000 $ 63,828,000
Shares issued under DRIP, Shares   52,392 48,123 156,981 59,352
Shares issued under DRIP   $ 1,345,000 $ 1,248,000 $ 4,057,000 $ 1,538,000
Shares repurchased or exchanged, Shares   (415,600)   (895,541) (1,943)
Shares repurchased or exchanged   $ (10,672,000) $ 0 $ (23,087,000) $ (50,000)
Exchanges/Conversions, Shares       920,923  
Exchanges/Conversions       $ 23,989,000  
Net increase (decrease), Shares   (28,222) 480,991 1,459,556 2,515,886
Net increase (decrease)   $ (726,000) $ 12,474,000 $ 37,982,000 $ 65,316,000
Series II | Common Stock | T-S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   233,794 937,801 1,349,766 4,497,538
Proceeds from issuance of shares   $ 5,963,000 $ 24,176,000 $ 34,743,000 $ 115,996,000
Shares issued under DRIP, Shares   55,004 57,716 157,634 69,589
Shares issued under DRIP   $ 1,403,000 $ 1,488,000 $ 4,046,000 $ 1,794,000
Shares repurchased or exchanged, Shares   (321,894) (20,657) (438,810) (21,642)
Shares repurchased or exchanged   $ (8,211,000) $ (533,000) $ (11,230,000) $ (558,000)
Exchanges/Conversions, Shares   0   5,796  
Exchanges/Conversions   $ 0   $ 149,000  
Net increase (decrease), Shares   (33,096) 974,860 1,074,386 4,545,485
Net increase (decrease)   $ (845,000) $ 25,131,000 $ 27,708,000 $ 117,232,000
Series II | Common Stock | S Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares   5,655   26,442  
Proceeds from issuance of shares   $ 145,000   $ 681,000  
Shares issued under DRIP, Shares   302   351  
Shares issued under DRIP   $ 8,000   $ 9,000  
Net increase (decrease), Shares   5,957   26,793  
Net increase (decrease)   $ 153,000   $ 690,000  
Series II | Common Stock | V Shares          
Class of Stock [Line Items]          
Proceeds from issuance of shares, Shares 40        
Proceeds from issuance of shares $ 1,000