Contingent liabilities and commitments	6 Months Ended
Contingent liabilities and commitments	Jun. 30, 2014
Commitments and Contingencies Disclosure [Abstract]
Contingent liabilities and commitments	Contingent liabilities and commitments. In the ordinary course of business, the Company guarantees the third-party indebtedness of certain of its consolidated subsidiaries. As of June 30, 2014, the maximum potential future payments on the guarantees are not more than the related notes payable recorded in the condensed consolidated balance sheets. The Company also guarantees the indebtedness related to lease obligations of certain of its consolidated subsidiaries. The maximum future obligations arising from these lease-related guarantees are not more than the Company’s future minimum lease payments. In addition, as of June 30, 2014, the Company had guarantees of indebtedness, relating to lease deposits, aggregating $0.2 million, and an unused letter of credit for $2.8 million related to workers’ compensation coverage. The Company does not expect to make any payments on these guarantees.

The entire disclosure for commitments and contingencies.