Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 143,613,000	$ 155,209,000
Investments	15,070,000
Accounts receivable:
Trade	25,667,000	13,490,000
Taxes	12,142,000	11,458,000
Other, net	32,952,000	16,401,000
Inventories:
Concentrates, doré, and stockpiled ore	28,336,000	22,441,000
Materials and supplies	23,070,000	23,101,000
Current deferred income taxes	18,386,000	17,980,000
Current restricted cash	3,900,000
Other current assets	7,999,000	9,453,000
Total current assets	311,135,000	269,533,000
Non-current investments	4,453,000	1,515,000
Non-current restricted cash and investments	999,000	999,000
Properties, plants, equipment and mineral interests, net	1,926,158,000	1,896,811,000
Non-current deferred income taxes	24,427,000	36,589,000
Reclamation insurance asset		13,695,000
Other non-current assets and deferred charges	3,638,000	2,783,000
Total assets	2,270,810,000	2,221,925,000
Current liabilities:
Accounts payable and accrued liabilities	57,702,000	51,277,000
Accrued payroll and related benefits	23,712,000	27,563,000
Accrued taxes	4,344,000	8,915,000
Current portion of capital leases	7,761,000	8,735,000
Current portion of debt	1,852,000	2,721,000
Other current liabilities	10,290,000	6,884,000
Current portion of accrued reclamation and closure costs	24,127,000	20,989,000
Total current liabilities	129,788,000	127,084,000
Capital leases	7,316,000	8,841,000
Accrued reclamation and closure costs	73,019,000	74,549,000
Long-term debt	500,354,000	500,199,000
Non-current deferred tax liability	127,413,000	119,623,000
Non-current pension liability	47,880,000	46,513,000
Other non-current liabilities	5,362,000	6,190,000
Total liabilities	891,132,000	882,999,000
Commitments and contingencies (Notes 2, 4, 7, 9, and 11)
Preferred stock, 5,000,000 shares authorized: Series B preferred stock, $0.25 par value, 157,816 shares issued and outstanding, liquidation preference — $7,891	39,000	39,000
Common stock, $0.25 par value, authorized 500,000,000 shares; issued and outstanding 2016 — 385,066,800 shares and 2015 — 378,112,840 shares	97,207,000	95,219,000
Capital surplus	1,538,148,000	1,519,598,000
Accumulated deficit	(211,258,000)	(232,565,000)
Accumulated other comprehensive loss	(30,327,000)	(32,631,000)
Less treasury stock, at cost; 2016 — 3,733,742 shares and 2015 — 2,435,518 shares issued and held in treasury	(14,131,000)	(10,734,000)
Total shareholders’ equity	1,379,678,000	1,338,926,000
Total liabilities and shareholders’ equity	$ 2,270,810,000	$ 2,221,925,000