Consolidated Statements of Financial Position - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Electric Plant
In service	$ 5,617,294	$ 5,486,518
Construction work in progress	177,482	216,279
Total electric plant	5,794,776	5,702,797
Less allowances for depreciation and amortization	(2,305,465)	(2,240,732)
Net electric plant	3,489,311	3,462,065
Other plant	231,362	227,957
Less allowances for depreciation, amortization, and depletion	(80,649)	(73,471)
Net other plant	150,713	154,486
Total property, plant and equipment	3,640,024	3,616,551
Other assets and investments
Investment in other associations	124,571	123,686
Investments in and advances to coal mines	17,212	16,221
Restricted cash and investments	1,000	1,000
Intangible assets	21,972	25,634
Other noncurrent assets	12,419	12,139
Total other assets and investments	177,174	178,680
Current assets
Cash and cash equivalents	158,813	144,587
Restricted cash and investments	4,712	9,530
Deposits and advances	32,166	21,673
Accounts receivable—Members	109,836	106,216
Other accounts receivable	15,076	14,270
Coal inventory	62,243	59,277
Materials and supplies	86,725	85,501
Total current assets	469,571	441,054
Deferred charges
Regulatory assets	416,447	415,081
Prepayment—NRECA Retirement Security Plan	46,386	49,146
Other	132,071	122,535
Total deferred charges	594,904	586,762
Total assets	4,881,673	4,823,047
Capitalization
Patronage capital equity	959,686	952,082
Accumulated other comprehensive income	543	589
Noncontrolling interest	108,879	108,757
Total equity	1,069,108	1,061,428
Long-term debt	3,153,082	3,273,538
Total capitalization	4,222,190	4,334,966
Current liabilities
Member advances	11,336	9,403
Accounts payable	99,528	96,098
Short-term borrowing	94,948
Accrued expenses	31,218	30,045
Accrued interest	34,021	34,332
Accrued property taxes	17,964	27,395
Current maturities of long-term debt	110,113	91,419
Total current liabilities	399,128	288,692
Deferred credits and other liabilities
Regulatory liabilities	92,685	45,000
Deferred income tax liability	28,067	28,629
Intangible liabilities	5,028	6,221
Asset retirement obligations	60,479	55,215
Other	66,944	57,423
Total deferred credits and other liabilities	253,203	192,488
Accumulated postretirement benefit and postemployment obligations	7,152	6,901
Total equity and liabilities	$ 4,881,673	$ 4,823,047