Condensed Consolidated Statement of Equity (unaudited) - 6 months ended Jun. 30, 2015 - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Company Shares Held by SERP [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2014	$ 4,586	$ 135,887	$ (12,915)	$ (2,929)	$ 470,537	$ 4,186	$ 599,352
Balance (in shares) at Dec. 31, 2014	22,930
Net income	$ 0	0	0	0	26,909	(335)	26,574
Other comprehensive loss	0	0	(3,741)	0	0	(342)	(4,083)
Dividends declared	0	4	0	0	(4,599)	0	(4,595)
Stock-based compensation	$ 1	855	0	0	0	0	856
Stock-based compensation (in shares)	2
Change in ownership of subsidiary	$ 0	0	0	0	0	(837)	(837)
Stock issued under incentive plans	$ 10	334	0	0	0	0	344
Stock issued under incentive plans (in shares)	52
Withholding tax paid upon vesting of RSUs	$ 0	(600)	0	0	0	0	(600)
SERP transactions, net	0	924	0	1,157	0	0	2,081
Other	0		0	0	0	98	98
Balance at Jun. 30, 2015	$ 4,597	$ 137,404	$ (16,656)	$ (1,772)	$ 492,847	$ 2,770	$ 619,190
Balance (in shares) at Jun. 30, 2015	22,984