CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2015		Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 47,522		$ 28,274
Trade receivables	191,505		184,187
Other receivables	635		1,025
Due from affiliates	22,850		7,107
Inventories	88,272		83,155
Advance royalties	9,440		9,416
Prepaid expenses and other assets	21,968		31,362
Total current assets	382,192		344,526
PROPERTY, PLANT AND EQUIPMENT:
Property, plant and equipment, at cost	2,927,115		2,815,620
Less accumulated depreciation, depletion and amortization	(1,270,593)		(1,150,414)
Total property, plant and equipment, net	1,656,522		1,665,206
OTHER ASSETS:
Advance royalties	24,901		15,895
Due from affiliate	11,166		11,047
Equity investments in affiliates	221,768		224,611
Other long-term assets	37,490		27,470
Total other assets	295,325		279,023
TOTAL ASSETS	2,334,039	[1]	2,288,755
CURRENT LIABILITIES:
Accounts payable	72,877		86,277
Due to affiliates	381		370
Accrued taxes other than income taxes	23,130		19,461
Accrued payroll and related expenses	38,207		57,656
Accrued interest	317		318
Workers' compensation and pneumoconiosis benefits	8,873		8,868
Current capital lease obligations	1,316		1,305
Other current liabilities	15,437		17,109
Current maturities, long-term debt	68,750		230,000
Total current liabilities	229,288		421,364
LONG-TERM LIABILITIES:
Long-term debt, excluding current maturities	788,000		591,250
Pneumoconiosis benefits	57,235		55,278
Accrued pension benefit	39,377		40,105
Workers' compensation	47,906		49,797
Asset retirement obligations	94,605		91,085
Long-term capital lease obligations	14,946		15,624
Other liabilities	7,173		5,978
Total long-term liabilities	1,049,242		849,117
Total liabilities	$ 1,278,530		$ 1,270,481
COMMITMENTS AND CONTINGENCIES
Alliance Holdings GP, L.P. ("AHGP") Partners' Capital:
Limited Partners - Common Unitholders 59,863,000 units outstanding	$ 595,753		$ 580,234
Accumulated other comprehensive loss	(14,806)		(15,456)
Total AHGP Partners' Capital	580,947		564,778
Noncontrolling interests	474,562		453,496
Total Partners' Capital	1,055,509		1,018,274
TOTAL LIABILITIES AND PARTNERS' CAPITAL	$ 2,334,039		$ 2,288,755

[1] Total assets for the White Oak and Other and Corporate segments include investments in affiliate of $190.5 million and $31.3 million, respectively, at June 30, 2015 and $174.9 million and $1.6 million, respectively, at June 30, 2014.