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Commitments and Contingent Liabilities (Tables)
12 Months Ended
Dec. 31, 2012
Commitments and Contingencies Disclosure [Abstract]  
Schedule of future minimum rental payments for operating leases
Heartland leases certain land and facilities under operating leases. Minimum future rental commitments at December 31, 2012 for all non-cancelable leases were as follows, in thousands:
2013
$
3,245

2014
2,998

2015
2,573

2016
2,488

2017
1,766

Thereafter
9,308

 
$
22,378