Subsequent Events	12 Months Ended
Dec. 31, 2014
Subsequent Events [Abstract]
Subsequent Events [Text Block]	SUBSEQUENT EVENTS: Agreement to Acquire Freightliner Group Limited On February 25, 2015, the Company announced its entry into an agreement to acquire approximately 95% of the shares of Freightliner Group Limited (Freightliner) for cash consideration of approximately £490 million (or approximately $755 million at current exchange rates) and to assume approximately £8.5 million (or approximately $13 million at current exchange rates) in net debt and capitalized leases. Members of the existing Freightliner management team will retain an approximate 5% ownership interest, and the Company expects to own 100% of Freightliner by mid-2020. The acquisition is expected to close during the first quarter of 2015. The Company plans to finance the acquisition of Freightliner through an amendment to its existing Amended and Restated Credit Agreement, with approximately $650 million from the issuance of new term loans and the remainder from funds drawn on its existing revolving credit facility. Headquartered in London, England, Freightliner is an international freight rail operator with operations in the United Kingdom (U.K.), Poland, Germany, the Netherlands and Australia. Freightliner's principal business is located in the U.K. where it is the second largest freight rail operator, providing intermodal and heavy haul service throughout England, Scotland and Wales. In Continental Europe, Freightliner Poland primarily serves aggregates and coal customers in Poland. In addition, Freightliner's ERS subsidiary, based in Rotterdam, provides cross-border intermodal services connecting the northern European ports of Rotterdam, Bremerhaven and Hamburg to key cities in Germany, Poland, Italy and beyond. In Australia, Freightliner currently transports coal and containerized agricultural products for its customers in New South Wales. Freightliner's fleet of primarily leased equipment includes approximately 250 standard gauge locomotives (mostly diesel-electric) as well as 5,500 wagons. Freightliner employs over 2,500 people worldwide. Acquisition of Pinsly's Arkansas Division On January 5, 2015, the Company completed the acquisition of certain subsidiaries that constitute Pinsly's Arkansas Division (Pinsly Arkansas) from Pinsly Railroad Company for approximately $40 million in cash, subject to adjustment for final working capital. The Company funded the acquisition with borrowings under the Company's Amended and Restated Credit Agreement. Headquartered in Jones Mills, Arkansas, Pinsly Arkansas serves the Hot Springs and Little Rock areas, as well as the southwestern and southeastern portions of Arkansas and includes (1) the Arkansas Midland Railroad (AKMD), which is comprised of seven non-contiguous branch lines; (2) the Prescott & Northwestern Railroad (PNW); (3) the Warren & Saline River Railroad (WSR); and (4) the two Arkansas transload operations of Pinsly's Railroad Distribution Services subsidiary. Operations are composed of 137 miles of owned and leased track, 77 employees and 16 locomotives. The railroads currently haul approximately 35,000 carloads per year and serve a diverse customer base in industries including aluminum, forest products, aggregates, energy and carton board.

SUBSEQUENT EVENTS:

Agreement to Acquire Freightliner Group Limited

On February 25, 2015, the Company announced its entry into an agreement to acquire approximately 95% of the shares of Freightliner Group Limited (Freightliner) for cash consideration of approximately £490 million (or approximately $755 million at current exchange rates) and to assume approximately £8.5 million (or approximately $13 million at current exchange rates) in net debt and capitalized leases. Members of the existing Freightliner management team will retain an approximate 5% ownership interest, and the Company expects to own 100% of Freightliner by mid-2020. The acquisition is expected to close during the first quarter of 2015. The Company plans to finance the acquisition of Freightliner through an amendment to its existing Amended and Restated Credit Agreement, with approximately $650 million from the issuance of new term loans and the remainder from funds drawn on its existing revolving credit facility.

Headquartered in London, England, Freightliner is an international freight rail operator with operations in the United Kingdom (U.K.), Poland, Germany, the Netherlands and Australia. Freightliner's principal business is located in the U.K. where it is the second largest freight rail operator, providing intermodal and heavy haul service throughout England, Scotland and Wales. In Continental Europe, Freightliner Poland primarily serves aggregates and coal customers in Poland. In addition, Freightliner's ERS subsidiary, based in Rotterdam, provides cross-border intermodal services connecting the northern European ports of Rotterdam, Bremerhaven and Hamburg to key cities in Germany, Poland, Italy and beyond. In Australia, Freightliner currently transports coal and containerized agricultural products for its customers in New South Wales.

Freightliner's fleet of primarily leased equipment includes approximately 250 standard gauge locomotives (mostly diesel-electric) as well as 5,500 wagons. Freightliner employs over 2,500 people worldwide.

Acquisition of Pinsly's Arkansas Division

On January 5, 2015, the Company completed the acquisition of certain subsidiaries that constitute Pinsly's Arkansas Division (Pinsly Arkansas) from Pinsly Railroad Company for approximately $40 million in cash, subject to adjustment for final working capital. The Company funded the acquisition with borrowings under the Company's Amended and Restated Credit Agreement.

Headquartered in Jones Mills, Arkansas, Pinsly Arkansas serves the Hot Springs and Little Rock areas, as well as the southwestern and southeastern portions of Arkansas and includes (1) the Arkansas Midland Railroad (AKMD), which is comprised of seven non-contiguous branch lines; (2) the Prescott & Northwestern Railroad (PNW); (3) the Warren & Saline River Railroad (WSR); and (4) the two Arkansas transload operations of Pinsly's Railroad Distribution Services subsidiary. Operations are composed of 137 miles of owned and leased track, 77 employees and 16 locomotives. The railroads currently haul approximately 35,000 carloads per year and serve a diverse customer base in industries including aluminum, forest products, aggregates, energy and carton board.